Water Quality Report


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Bear Rock Run Water Quality Report - BR1A1

Export Sample Point Report  /  Inflow: Yes / Outflow: No
Date
Method of Flow
Flow - Field (gal/min)
pH - Field (S.U.)
pH - Lab (S.U.)
ORP - Field (mvolts)
DO - Field (mg/L)
Temp - Field (C)
Cond - Lab (umhos/cm)
Alkalinity - Field (mg/L)
Alkalinity - Lab (mg/L)
Acidity - Lab (mg/L)
T. Fe - Lab (mg/L)
D. Fe - Lab (mg/L)
T. Mn - Lab (mg/L)
D. Mn - Lab (mg/L)
T. Al - Lab (mg/L)
D. Al - Lab (mg/L)
SO4 - Lab (mg/L)
TSS - Lab (mg/L)
Ferrous Iron (Mg/L) Lab
1994-11-01--7--5.3------44--5.47232.96.280.6630.6574.760.13517.5----
1995-05-22--65--5.2------66--5.61310.13.660.540.540.790. 2628.2----
1995-09-23--10--5.8------58--14.83411.98.880.7030.7030.6080.13517.4----
1996-04-03--35--5.25------45--2.69.23.011.060.4060.3850.3390.22916.3----
1996-08-06--18--5.5------59--5.404.744.070.5990.5990.4320.26518.9----
1996-11-07--24--5.3------55--8285.274.890.6350.6350.6140.61418.4----
2009-09-14--65.85.1----11.662----132.97--0.7--0.4--19<5--
2010-04-23--415.124.72----6.547----121.46--0.4--0.4--23<5--
2013-07-15----5.85----1070-----2.22.3--0.5--0.5--205--
2014-11-12--36.955.02278--7.85131.636.320.370.360.630.560.380.3314.7<5--
2015-06-18----4.74.8--0.98.96306133.80--0.57--0.42--17.022--
2018-11-08--434.464.36--8.589.759009.151.8--0.49--0.59--19<5--
Minimum:--34.464.362780.96.54400-2.20.370.360.40.3850.3390.13514.75--
Maximum:--656.955.82788.5811.670314.87232.98.880.7030.7034.760.61428.222--
Average:--255.475.112784.749.1571.00517.296.724.170.570.580.850.2419.113.5--
Range:--622.491.4407.685.126314.874.232.538.520.3030.3184.4210.47913.517--
Median:--215.465.152784.749.358.505.412.53.414.070.580.60.470.2318.6513.5--
Loading (lb/day):000000000

Sample Point Description: Influent to larger Bear Rock Run Passive System #1; AKA SL-1

  1. Records with no value are not included in statistical calculations.
  2. Values lower than the minimum detection limit are assumed to be 0.
  3. Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
  4. This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike License.

To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.


Bear Rock Run Water Quality Report - BR1B1

Export Sample Point Report  /  Inflow: No / Outflow: No
Date
Method of Flow
Flow - Field (gal/min)
pH - Field (S.U.)
pH - Lab (S.U.)
ORP - Field (mvolts)
DO - Field (mg/L)
Temp - Field (C)
Cond - Lab (umhos/cm)
Alkalinity - Field (mg/L)
Alkalinity - Lab (mg/L)
Acidity - Lab (mg/L)
T. Fe - Lab (mg/L)
D. Fe - Lab (mg/L)
T. Mn - Lab (mg/L)
D. Mn - Lab (mg/L)
T. Al - Lab (mg/L)
D. Al - Lab (mg/L)
SO4 - Lab (mg/L)
TSS - Lab (mg/L)
Ferrous Iron (Mg/L) Lab
2009-09-14--64.484.5----16.472--0130.47--0.72--0.5--215--
2010-04-23--414.514.69----7.450----90.86--0.43--0.3--16<5--
Minimum:--64.484.5----7.450--090.47--0.43--0.3--165--
Maximum:--414.514.69----16.472--0130.86--0.72--0.5--215--
Average:--244.504.60----11.961--011.000.67--0.58--0.40--18.55.0--
Range:--350.0299999999999990.19----922--040.39--0.29--0.2--50--
Median:--23.54.54.6----11.961--0110.67--0.58--0.4--18.55--
Loading (lb/day):--000--0--0--

Sample Point Description: Effluent of the first oxidation pond A-1 (1st pond) of system 1

  1. Records with no value are not included in statistical calculations.
  2. Values lower than the minimum detection limit are assumed to be 0.
  3. Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
  4. This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike License.

To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.


Bear Rock Run Water Quality Report - BR1C1

Export Sample Point Report  /  Inflow: No / Outflow: No
Date
Method of Flow
Flow - Field (gal/min)
pH - Field (S.U.)
pH - Lab (S.U.)
ORP - Field (mvolts)
DO - Field (mg/L)
Temp - Field (C)
Cond - Lab (umhos/cm)
Alkalinity - Field (mg/L)
Alkalinity - Lab (mg/L)
Acidity - Lab (mg/L)
T. Fe - Lab (mg/L)
D. Fe - Lab (mg/L)
T. Mn - Lab (mg/L)
D. Mn - Lab (mg/L)
T. Al - Lab (mg/L)
D. Al - Lab (mg/L)
SO4 - Lab (mg/L)
TSS - Lab (mg/L)
Ferrous Iron (Mg/L) Lab
1994-11-01--37--6.1------78--5.44211.41.430.9140.8045.980.68317.1----
1995-05-22--57--5------29--2.48.80.590.450.460.410.250.1614.1----
1995-09-23--9--6.2------64--7.22.80.760.170.330.210.40.1418.7----
1996-04-03--47--5.1------42--2.670.6140.3690.390.3850.2690.17516.4----
1996-08-06--13--5.2------49.6--24.60.1770.0740.5380.5330.1720.13518.1----
1996-11-07--24--5.6------49--3.610.21.671.290.520.4430.4150.13515.4----
Minimum:--9--5------29--22.80.1770.0740.330.210.1720.13514.1----
Maximum:--57--6.2------78--7.24211.41.430.9140.8045.980.68318.7----
Average:--31--5.53------52--412.572.540.630.530.461.250.2416.6----
Range:--48--1.2------49--5.239.211.2231.3560.5840.5945.8080.5484.6----
Median:--30.5--5.4------49.3--3.17.90.690.410.490.430.330.1516.75----
Loading (lb/day):--00000000

Sample Point Description: Effluent of the 2nd oxidation pond ( 2nd pond) (Pond B1 on schematic); AKA SL-2

  1. Records with no value are not included in statistical calculations.
  2. Values lower than the minimum detection limit are assumed to be 0.
  3. Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
  4. This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike License.

To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.


Bear Rock Run Water Quality Report - BR1D1

Export Sample Point Report  /  Inflow: No / Outflow: No
Date
Method of Flow
Flow - Field (gal/min)
pH - Field (S.U.)
pH - Lab (S.U.)
ORP - Field (mvolts)
DO - Field (mg/L)
Temp - Field (C)
Cond - Lab (umhos/cm)
Alkalinity - Field (mg/L)
Alkalinity - Lab (mg/L)
Acidity - Lab (mg/L)
T. Fe - Lab (mg/L)
D. Fe - Lab (mg/L)
T. Mn - Lab (mg/L)
D. Mn - Lab (mg/L)
T. Al - Lab (mg/L)
D. Al - Lab (mg/L)
SO4 - Lab (mg/L)
TSS - Lab (mg/L)
Ferrous Iron (Mg/L) Lab
1994-11-01--37--6.1------69--5.6402.730.5740.7190.6762.320.13516.5----
1995-05-22--57--5.6------48--3.28.40.680.230.370.370.280.1414----
1995-09-23--8--6.2------66--7.400.3360.1020.1030.0960.1350.13518.6----
1996-04-03--38--5.2------42--2.65.61.410.1680.5340.370.1350.13515.6----
1996-08-09--8.6--5.6------52--3.200.3170.0610.310.310.1350.13517.1----
2014-11-12----6.743.36245--7.32594030.6<0.10<0.100.340.290.270.117.27--
Minimum:--86.743.36245--7.3424000.3170.0610.1030.0960.1350.1147--
Maximum:--576.746.2245--7.325947.4402.730.5740.7190.6762.320.1418.67--
Average:--306.745.34245--7.3894.00414.101.090.230.400.350.550.1316.57.0--
Range:--4902.840--021707.4402.4130.5130.6160.582.1850.044.60--
Median:--376.745.6245--7.35943.270.680.170.360.340.20.1416.87--
Loading (lb/day):000000000

Sample Point Description: Effluent of System #1 Anaerobic wetland cell C-1 pond (3rd pond); AKA SL-3

  1. Records with no value are not included in statistical calculations.
  2. Values lower than the minimum detection limit are assumed to be 0.
  3. Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
  4. This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike License.

To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.


Bear Rock Run Water Quality Report - BR1 Outflow

Export Sample Point Report  /  Inflow: No / Outflow: Yes
Date
Method of Flow
Flow - Field (gal/min)
pH - Field (S.U.)
pH - Lab (S.U.)
ORP - Field (mvolts)
DO - Field (mg/L)
Temp - Field (C)
Cond - Lab (umhos/cm)
Alkalinity - Field (mg/L)
Alkalinity - Lab (mg/L)
Acidity - Lab (mg/L)
T. Fe - Lab (mg/L)
D. Fe - Lab (mg/L)
T. Mn - Lab (mg/L)
D. Mn - Lab (mg/L)
T. Al - Lab (mg/L)
D. Al - Lab (mg/L)
SO4 - Lab (mg/L)
TSS - Lab (mg/L)
Ferrous Iron (Mg/L) Lab
1995-09-23--8--6.3------66--7.800.2710.1080.1160.1090.1350.13546----
1996-04-03--35--5.3------41--2.87.40.280.1070.3510.3510.1920.13515.3----
1996-08-09--7--6.1------64--7.66.20.2610.0390.280.280.1660.13517.9----
1996-11-07--19.7--5.8------51--3.25.80.320.2260.4080.4040.1350.13514.7----
2009-09-14--66.036.47----17.568--2060.11--0.38--0.1--21<5--
2010-04-23--414.475.62----9.846--1180.07--0.4--0.1--14<5--
2013-07-15----5.66.4----2062--1.8-15.40.3--0.37--0.5--205--
2014-11-12--36.135.92254--7.66113.634.490.11<0.100.250.190.28<0.1016.4<5--
2015-06-18----5.755.8--8.817.34007100.20--0.36--0.12--14.0<5--
2018-11-08--114.34.69--9.757.24800.8610.550.13--0.44--0.38--15.3<5--
Minimum:--34.34.692548.87.24000.86-15.40.070.0390.1160.1090.10.135145--
Maximum:--416.136.472549.75206812010.550.320.2260.440.4040.50.135465--
Average:--165.385.842549.2813.2550.3374.300.210.120.340.270.210.1419.55.0--
Range:--381.831.7800.9512.828119.1425.950.250.1870.3240.2950.40320--
Median:--9.55.685.862549.2813.555605.326.10.230.110.370.280.150.1415.855--
Loading (lb/day):000000000

Sample Point Description: Final Effluent of the larger Bear Rock Run passive system System #1; AKA SL-4

  1. Records with no value are not included in statistical calculations.
  2. Values lower than the minimum detection limit are assumed to be 0.
  3. Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
  4. This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike License.

To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.


Bear Rock Run Water Quality Report - BR2A1

Export Sample Point Report  /  Inflow: Yes / Outflow: No
Date
Method of Flow
Flow - Field (gal/min)
pH - Field (S.U.)
pH - Lab (S.U.)
ORP - Field (mvolts)
DO - Field (mg/L)
Temp - Field (C)
Cond - Lab (umhos/cm)
Alkalinity - Field (mg/L)
Alkalinity - Lab (mg/L)
Acidity - Lab (mg/L)
T. Fe - Lab (mg/L)
D. Fe - Lab (mg/L)
T. Mn - Lab (mg/L)
D. Mn - Lab (mg/L)
T. Al - Lab (mg/L)
D. Al - Lab (mg/L)
SO4 - Lab (mg/L)
TSS - Lab (mg/L)
Ferrous Iron (Mg/L) Lab
1995-09-23--4--4.8------52--1.87.40.190.190.4490.4330.3530.20818.7----
1996-04-03--46--4.9------38--38.60.580.42.720.1876.390.1914.8----
1996-08-09--7.5--5.1------38--2.48.630.140.2550.2430.6070.13511----
1996-11-07--17--5------37--2.28.40.1570.0390.2230.2222.282.2811.3----
2009-09-14--25.464.58----13.256--0162.71--0.51--0.3--16<5--
2010-04-23--194.294.93----5.631--790.11--0.14--0.2--8<5--
2014-11-12--26.485.14327--5.958325.510.23<0.100.510.410.420.3916.46--
2015-06-18----4.15.2--8.58.73405130.47--0.18--0.18--11.0<5--
2018-11-08--204.524.86--8.4711.13301.234.980.38--0.16--0.16--10.9<5--
Minimum:--24.14.583278.475.631004.980.110.0390.140.1870.160.13586--
Maximum:--466.485.23278.513.258371630.42.720.4336.392.2818.76--
Average:--154.974.953278.498.9421.0039.050.870.190.570.301.210.6413.16.0--
Range:--442.380.6200.0299999999999997.6273711.022.890.3612.580.2466.232.14510.70--
Median:--12.254.524.933278.498.73802.28.60.380.170.260.240.350.2111.36--
Loading (lb/day):000000000

Sample Point Description: Abandoned Mine Discharge; Influent to the smaller Bear Rock Run #2 passive system; AKA SL-5

  1. Records with no value are not included in statistical calculations.
  2. Values lower than the minimum detection limit are assumed to be 0.
  3. Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
  4. This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike License.

To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.


Bear Rock Run Water Quality Report - BR2B1

Export Sample Point Report  /  Inflow: No / Outflow: No
Date
Method of Flow
Flow - Field (gal/min)
pH - Field (S.U.)
pH - Lab (S.U.)
ORP - Field (mvolts)
DO - Field (mg/L)
Temp - Field (C)
Cond - Lab (umhos/cm)
Alkalinity - Field (mg/L)
Alkalinity - Lab (mg/L)
Acidity - Lab (mg/L)
T. Fe - Lab (mg/L)
D. Fe - Lab (mg/L)
T. Mn - Lab (mg/L)
D. Mn - Lab (mg/L)
T. Al - Lab (mg/L)
D. Al - Lab (mg/L)
SO4 - Lab (mg/L)
TSS - Lab (mg/L)
Ferrous Iron (Mg/L) Lab
2009-09-14--26.416.53----1555--2330.53--0.24--0.1--15<5--
2010-04-23--195.625.68----536--1070.18--0.27--0.1--9<5--
Minimum:--25.625.68----536--1030.18--0.24--0.1--9----
Maximum:--196.416.53----1555--2370.53--0.27--0.1--15----
Average:--116.026.11----10.046--175.000.36--0.26--0.10--12.0----
Range:--170.790.85----1019--1340.35--0.03--0--6----
Median:--10.56.026.11----1045.5--16.550.36--0.26--0.1--12----
Loading (lb/day):--000--0--0--

Sample Point Description: effluent of system 2 pond A-1?

  1. Records with no value are not included in statistical calculations.
  2. Values lower than the minimum detection limit are assumed to be 0.
  3. Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
  4. This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike License.

To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.


Bear Rock Run Water Quality Report - BR2 Outflow

Export Sample Point Report  /  Inflow: No / Outflow: Yes
Date
Method of Flow
Flow - Field (gal/min)
pH - Field (S.U.)
pH - Lab (S.U.)
ORP - Field (mvolts)
DO - Field (mg/L)
Temp - Field (C)
Cond - Lab (umhos/cm)
Alkalinity - Field (mg/L)
Alkalinity - Lab (mg/L)
Acidity - Lab (mg/L)
T. Fe - Lab (mg/L)
D. Fe - Lab (mg/L)
T. Mn - Lab (mg/L)
D. Mn - Lab (mg/L)
T. Al - Lab (mg/L)
D. Al - Lab (mg/L)
SO4 - Lab (mg/L)
TSS - Lab (mg/L)
Ferrous Iron (Mg/L) Lab
1995-09-23--3--6.4------73--1101.790.0990.3340.2032.160.13518.7----
1996-04-03--40--5.4------38--3.63.40.330.1910.2390.2350.2760.17214----
1996-08-09--6--6.1------64--7.66.20.2610.0390.280.280.1660.13517.9----
1996-11-07--14--6.5------67--1800.2260.0720.1490.1290.3340.15811.4----
2009-09-14--26.86.86----1560--27-10.65--0.16--0.2--14<5--
2010-04-23--195.276.45----5.741--1930.1--0.21--0.1--9<5--
2014-11-12--26.796.42258--6.768479.79-2.04<0.10<0.100.130.120.29<0.1013.810--
2015-06-18----6.26.2--9.23--436.61140.19--0.21--0.10--11.0<5--
2018-11-08--205.325.93--10.097.632254.614.380.12--0.16--<0.10--10.5<5--
Minimum:--25.275.42589.235.7326.63.6-2.040.10.0390.130.120.10.135910--
Maximum:--406.86.8625810.09157347276.21.790.1910.3340.282.160.17218.710--
Average:--136.086.252589.668.85426.20121.990.460.100.210.190.450.1513.410.0--
Range:--381.531.4600.869.34140.423.48.241.690.1520.2040.162.060.0379.70--
Median:--106.26.42589.667.1560251130.240.090.210.20.240.1513.810--
Loading (lb/day):000000000

Sample Point Description: Final effluent of smaller Bear Run Run #2 passive system; AKA SL-6

  1. Records with no value are not included in statistical calculations.
  2. Values lower than the minimum detection limit are assumed to be 0.
  3. Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
  4. This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike License.

To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.