Assessing and remediating well clogging from precipitate, systems, apparatuses, and methods
Methods and systems are disclosed to assess clogging associated with a first well. The first well has a well screen or an open borehole in bedrock. A water sample is received from the first well during an ON state. Water is pumped from the first well during the ON state. A first oxidation reduction potential measurement and a first pH measurement are made on the water sample. First clogging specific information is determined for a first mineral or metal utilizing the first oxidation reduction potential measurement, the first pH measurement, and an Eh vs pH phase diagram for the first mineral or metal.
1 . A system to determine precipitation of a first mineral or metal out of solution in a first water well, comprising:
a well water analysis device, the well water analysis device further comprising:
an aquifer chemistry module, the aquifer chemistry module to produce a measurement of oxidation reduction potential of a water sample from the first water well, wherein the water sample is taken from the first water well while water is produced from the first water well, the first water well having a well screen installed therein; and a measurement of pH of water taken from the first water well;
an Eh-pH phase diagram for the first mineral or metal;
a data processing system configured to accept the measurement of oxidation reduction potential and the measurement of pH; and
a non-transient computer readable medium containing executable computer program instructions which, when executed by the data processing system, cause the data processing system to perform steps comprising:
comparing the measurement of oxidation reduction potential and the measurement of pH with one or both of:
(a) a precipitation zone on the Eh-pH phase diagram for the first mineral or metal; and
(b) a border of a precipitation zone on the Eh-pH phase diagram; and
determining the first mineral or metal is precipitating out of solution, the determining is based on the comparing, in response to the determining the system is configured to be reconfigured with the addition of a custom extended pump sleeve, the custom extended pump sleeve having a first end and a second end, the first end is attached to a well pump above a water inlet for the well pump, the second end extends down below a motor configured with the well pump.
2 . The system of claim 1 , the data processing system to perform steps further comprising:
providing a prediction on need for redevelopment of the first water well, wherein the providing uses the determining.
3 . The system of claim 1 , wherein the first mineral or metal is selected from the group consisting of Iron, Manganese, Calcium Carbonate, Sulphate and a user specified mineral or metal.
4 . The system of claim 1 , where the second end extends down to a depth of the well screen.
5 . The system of claim 1 , wherein the second end extends down to approximately a bottom region of the well screen.
6 . The system of claim 1 , the data processing system to perform steps further comprising:
establishing a well performance metric value for the first water well, wherein the well performance metric value is based on the determining.
7 . The system of claim 1 , the data processing system to perform steps further comprising:
establishing a well performance metric value for each water well in a group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the first mineral or metal is precipitating out of solution, using the steps of claim 1 applied to the given water well.
8 . The system of claim 1 , the data processing system to perform steps further comprising:
determining a second mineral or metal in each water well of the group of water wells is precipitating out of solution is accomplished using the steps of claim 1 ; and
establishing a well performance metric for each water well in the group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the second mineral or metal is precipitating out of solution in the given water well.
9 . The system of claim 1 , the data processing system to perform steps further comprising:
determining M different minerals or metals are precipitating out of solution in each water well of a group of N water wells using the steps of claim 1 ; and
establishing a well performance metric value for each water well in the group, wherein a well performance metric value for a given water well in the group is based on determining the M different minerals or metals are precipitating out of solution.
10 . A system to determine precipitation of a first mineral or metal out of solution in a first water well, comprising:
a well water analysis device, the well water analysis device further comprising:
an aquifer chemistry module, the aquifer chemistry module to produce a measurement of oxidation reduction potential of a water sample from the first water well, wherein the water sample is taken from the first water well while water is produced from the first water well, the first water well having a well screen installed therein; and a measurement of pH of water taken from the first water well;
an Eh-pH phase diagram for the first mineral or metal;
a data processing system configured to accept the measurement of oxidation reduction potential and the measurement of pH; and
a non-transient computer readable medium containing executable computer program instructions which, when executed by the data processing system, cause the data processing system to perform steps comprising:
comparing the measurement of oxidation reduction potential and the measurement of pH with one or both of:
(a) a precipitation zone on the Eh-pH phase diagram for the first mineral or metal; and
(b) a border of a precipitation zone on the Eh-pH phase diagram; and
determining the first mineral or metal is precipitating out of solution, the determining is based on the comparing, in response to the determining a frequency of dewatering the first water well is adjusted.
11 . The system of claim 10 , the data processing system to perform steps further comprising:
establishing a well performance metric value for the first water well, wherein the well performance metric value is based on determining the first mineral or metal is precipitating out of solution.
12 . The system of claim 10 , the data processing system to perform steps further comprising:
establishing a well performance metric value for each water well in a group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the first mineral or metal is precipitating out of solution, using the steps of claim 10 applied to the given water well.
13 . The system of claim 10 , the data processing system to perform steps further comprising:
determining a second mineral or metal in each water well of the group of water wells is precipitating out of solution is accomplished using the steps of claim 10 ; and
establishing a well performance metric for each water well in the group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the second mineral or metal is precipitating out of solution in the given water well.
14 . The system of claim 10 , the data processing system to perform steps further comprising:
determining M different minerals or metals are precipitating out of solution in each water well of a group of N water wells using the steps of claim 10 ; and
establishing a well performance metric value for each water well in the group, wherein a well performance metric value for a given water well in the group is based on determining the M different minerals or metals are precipitating out of solution.
15 . The system of claim 10 , the data processing system to perform steps further comprising:
providing a prediction on need for redevelopment of the first water well, wherein the providing uses the determining.
16 . The system of claim 10 , wherein the first mineral or metal is selected from the group consisting of Iron, Manganese, Calcium Carbonate, Sulphate and a user specified mineral or metal.
17 . A system to determine precipitation of a first mineral or metal out of solution in a first water well, comprising:
a well water analysis device, the well water analysis device further comprising:
an aquifer chemistry module, the aquifer chemistry module to produce a measurement of oxidation reduction potential of a water sample from the first water well, wherein the water sample is taken from the first water well while water is produced from the first water well, the first water well having a well screen installed therein; and a measurement of pH of water taken from the first water well;
an Eh-pH phase diagram for the first mineral or metal;
a data processing system configured to accept the measurement of oxidation reduction potential and the measurement of pH; and
a non-transient computer readable medium containing executable computer program instructions which, when executed by the data processing system, cause the data processing system to perform steps comprising:
comparing the measurement of oxidation reduction potential and the measurement of pH with one or both of:
(a) a precipitation zone on the Eh-pH phase diagram for the first mineral or metal; and
(b) a border of a precipitation zone on the Eh-pH phase diagram; and
determining the first mineral or metal is precipitating out of solution, the determining is based on the comparing, in response to the determining, the system is configured to be reconfigured for a treatment with an acid mixture, wherein the first water well is placed in an OFF state, then the acid mixture is surged in the well screen, then the first water well remains in the OFF state with the addition of the acid mixture for a first period of time, after passage of the first period of time the first water well is pumped off to remove the acid mixture.
18 . The system of claim 17 , wherein a tremie is used during the treatment.
19 . The system of claim 17 , wherein a pH of the acid mixture is 2.0 or less.
20 . The system of claim 17 , wherein an acid used in the acid mixture is selected from the group consisting of hydrochloric, sulfuric, sulfamic, muriatic, and a user specified acid.
21 . The system of claim 17 , wherein the first period of time is sufficient to dissolve some or all of the first mineral or metal from the well screen.
22 . The system of claim 21 , wherein the first period of time is approximately twelve hours.
23 . The system of claim 21 , wherein the acid mixture is to be surged for approximately four to six hours.
24 . The system of claim 17 , the data processing system to perform steps further comprising:
producing an estimate of specific capacity for the first water well, wherein the producing occurs after the pumping off;
comparing the estimate with a previous estimate of specific capacity made before the steps of claim 17 were applied to the first water well; and
repeating the steps of claim 17 if the estimate is less than the previous estimate.
25 . The system of claim 17 , the data processing system to perform steps further comprising:
establishing a well performance metric value for the first water well, wherein the well performance metric value is based on determining the first mineral or metal is precipitating out of solution.
26 . The system of claim 17 , the data processing system to perform steps further comprising:
establishing a well performance metric value for each water well in a group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the first mineral or metal is precipitating out of solution, using the steps of claim 10 applied to the given water well.
27 . The system of claim 17 , the data processing system to perform steps further comprising:
determining a second mineral or metal in each water well of the group of water wells is precipitating out of solution is accomplished using the steps of claim 10 ; and
establishing a well performance metric for each water well in the group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the second mineral or metal is precipitating out of solution in the given water well.
28 . The system of claim 17 , the data processing system to perform steps further comprising:
determining M different minerals or metals are precipitating out of solution in each water well of a group of N water wells using the steps of claim 10 ; and
establishing a well performance metric value for each water well in the group, wherein a well performance metric value for a given water well in the group is based on determining the M different minerals or metals are precipitating out of solution.
29 . The system of claim 17 , the data processing system to perform steps further comprising:
providing a prediction on need for redevelopment of the first water well, wherein the providing uses the determining.
30 . The system of claim 17 , wherein the first mineral or metal is selected from the group consisting of Iron, Manganese, Calcium Carbonate, Sulphate and a user specified mineral or metal.
31 . A method to determine a first mineral or metal is precipitating out of solution in a first water well, the first water well having a well screen or an open borehole in bedrock comprising:
receiving a water sample from the first water well the water sample is taken from the first water well while water is produced from the first water well;
making a first oxidation reduction potential measurement on the water sample;
performing a first pH measurement on the water sample;
comparing the first oxidation reduction potential measurement and the first pH measurement with one or both of:
(a) a precipitation zone on an Eh-pH phase diagram for the first mineral or metal; and
(b) a border of a precipitation zone on the Eh-pH phase diagram; and
determining the first mineral or metal is precipitating out of solution, the determining is based on the comparing, in response to the determining, the method further comprising:
deepening a water intake location for the first water well using a custom extended pump sleeve.
32 . The method of claim 31 , further comprising:
providing a prediction on the need for redevelopment of the first water well, wherein the providing is based on the determining.
33 . The method of claim 31 , wherein the first mineral or metal is selected from the group consisting of Iron, Manganese, Calcium Carbonate, Sulphate and a user specified mineral or metal.
34 . The method of claim 33 , wherein an aquifer chemistry module is used for the making and the performing.
35 . The method of claim 31 , where the custom extended pump sleeve extends down to a depth of the well screen or the open borehole.
36 . The method of claim 35 , wherein the custom extended pump sleeve extends down to approximately a bottom region of the well screen or the open borehole.
37 . The method of claim 31 , further comprising:
establishing a well performance metric value for the first water well, wherein the well performance metric value is based on the determining.
38 . The method of claim 31 , further comprising:
establishing a well performance metric for each water well in a group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the first mineral or metal is precipitating out of solution in the given water well, using the steps of claim 31 applied to the given water well.
39 . The method of claim 31 , further comprising:
determining a second mineral or metal in each water well of a group of water wells is precipitating out of solution using the steps of claim 31 ; and
establishing a well performance metric value for each water well in the group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the second mineral or metal is precipitating out of solution in the given water well.
40 . The method of claim 31 , further comprising:
determining M different minerals or metals are precipitating out of solution in each water well of a group of N water wells using the steps of claim 31 ; and
establishing a well performance metric value for each water well in the group, wherein a well performance metric value for a given water well in the group is based on determining the M different minerals or metals are precipitating out of solution.
41 . A method to determine a first mineral or metal is precipitating out of solution in a first water well, the first water well having a well screen or an open borehole in bedrock, comprising:
receiving a water sample from the first water well the water sample is taken from the first water well while water is produced from the first water well;
making a first oxidation reduction potential measurement on the water sample;
performing a first pH measurement on the water sample;
comparing the first oxidation reduction potential measurement and the first pH measurement with one or both of:
(a) a precipitation zone on an Eh-pH phase diagram for the first mineral or metal; and
(b) a border of a precipitation zone on the Eh-pH phase diagram; and
determining the first mineral or metal is precipitating out of solution, the determining is based on the comparing, the method further comprising:
reducing a frequency of dewatering for the first water well.
42 . The method of claim 41 , further comprising:
providing a prediction on the need for redevelopment of the first water well, wherein the providing is based on the determining.
43 . The method of claim 41 , wherein the first mineral or metal is selected from the group consisting of Iron, Manganese, Calcium Carbonate, Sulphate and a user specified mineral or metal.
44 . The method of claim 43 , wherein an aquifer chemistry module is used for the making and the performing.
45 . The method of claim 41 , further comprising:
establishing a well performance metric value for the first water well, wherein the well performance metric value is based on determining the first mineral or metal is precipitating out of solution.
46 . The method of claim 41 , further comprising:
establishing a well performance metric for each water well in a group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the first mineral or metal is precipitating out of solution in the given water well, and determining the first mineral or metal is precipitating out of solution in the given water well using the steps of claim 41 applied to the given water well.
47 . The method of claim 41 , further comprising:
determining a second mineral or metal in each water well of a group of water wells is precipitating out of solution using the steps of claim 41 ; and
establishing a well performance metric value for each water well in the group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the second mineral or metal is precipitating out of solution in the given water well.
48 . The method of claim 41 , further comprising:
determining M different minerals or metals are precipitating out of solution in each water well of a group of N water wells using the steps of claim 41 ; and
establishing a well performance metric value for each water well in the group, wherein a well performance metric value for a given water well in the group is based on determining the M different minerals or metals are precipitating out of solution.
49 . A method to determine a first mineral or metal is precipitating out of solution in a first water well, the first water well having a well screen or an open borehole in bedrock, comprising:
receiving a water sample from the first water well the water sample is taken from the first water well while water is produced from the first water well;
making a first oxidation reduction potential measurement on the water sample;
performing a first pH measurement on the water sample;
comparing the first oxidation reduction potential measurement and the first pH measurement with one or both of:
(a) a precipitation zone on an Eh-pH phase diagram for the first mineral or metal; and
(b) a border of a precipitation zone on the Eh-pH phase diagram; and
determining the first mineral or metal is precipitating out of solution, the determining is based on the comparing, in response to the determining, the method further comprising:
dissolving at least one mineral or metal from the well screen installed in the first water well, in sequential order the dissolving further comprising:
adding an acid mixture to the first water well when the first water well is in an OFF state;
surging the acid mixture into the well screen;
waiting a first period time; and
pumping off the first water well to remove the acid mixture.
50 . The method of claim 49 , wherein a tremie is used during the adding.
51 . The method of claim 49 , wherein a pH of the acid mixture is 2.0 or less.
52 . The method of claim 49 , wherein an acid used in the acid mixture is selected from the group consisting of hydrochloric, sulfuric, sulfamic, malonic, and a user specified acid.
53 . The method of claim 49 , wherein the first period of time is sufficient to dissolve some or all of the first mineral or metal from the well screen.
54 . The method of claim 53 , wherein the first period of time is at least twelve hours.
55 . The method of claim 53 , wherein the surging continues for approximately four to six hours.
56 . The method of claim 49 , the method further comprising:
producing an estimate of specific capacity for the first water well, wherein the producing occurs after the pumping off;
comparing the estimate with a target estimate of specific capacity made before the method of claim 51 was applied to the first water well; and
repeating the method of claim 51 if the estimate is less than the target estimate.
57 . The method of claim 49 , further comprising:
providing a prediction on the need for redevelopment of the first water well, wherein the providing is based on the determining.
58 . The method of claim 49 , wherein the first mineral or metal is selected from the group consisting of Iron, Manganese, Calcium Carbonate, Sulphate and a user specified mineral or metal.
59 . The method of claim 58 , wherein an aquifer chemistry module is used for the making and the performing.
60 . The method of claim 49 , further comprising:
establishing a well performance metric value for the first water well, wherein the well performance metric value is based on determining the first mineral or metal is precipitating out of solution.
61 . The method of claim 49 , further comprising:
establishing a well performance metric for each water well in a group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the first mineral or metal is precipitating out of solution in the given water well, using the steps of claim 49 applied to the given water well.
62 . The method of claim 49 , further comprising:
determining a second mineral or metal in each water well of a group of water wells is precipitating out of solution using the steps of claim 49 ; and
establishing a well performance metric value for each water well in the group of water wells to create a plurality of well performance metric values, wherein a well performance metric value for a given water well in the group is based on determining the second mineral or metal is precipitating out of solution in the given water well.
63 . The method of claim 49 , further comprising:
determining M different minerals or metals are precipitating out of solution in each water well of a group of N water wells using the steps of claim 49 ; and
establishing a well performance metric value for each water well in the group, wherein a well performance metric value for a given water well in the group is based on determining the M different minerals or metals are precipitating out of solution.