Standard Water Quality Report
Download Raw Water Quality Data CSVSample Point - SGR-A1 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021-06-29 | -- | -- | -- | 6.57 | -- | -- | -- | -- | -- | 120 | 7 | 7.52 | -- | 0.551 | -- | <0.012 | -- | 121 | 8 | -- |
| 2022-05-13 | -- | -- | -- | 6.77 | -- | -- | -- | 540 | -- | 120 | -- | 6.82 | -- | -- | -- | -- | -- | 121 | -- | -- |
| 2022-11-15 | -- | -- | -- | 6.59 | -- | -- | 11 | 604 | -- | 100.79 | -71.54 | 10.1 | -- | 0.47 | -- | <0.10 | -- | 148.2 | 9 | -- |
| 2024-03-13 | -- | -- | 6.39 | 6.96 | -- | -- | 13.4 | 552 | 120 | 271.2 | -135.6 | 5.75 | -- | 0.84 | -- | 0.2 | -- | 132.8 | <5 | -- |
| 2024-10-11 | -- | -- | 7.6 | 6.76 | -- | -- | 10.1 | 566 | -- | 136.28 | -87.16 | 6.33 | -- | 0.34 | -- | <0.10 | -- | 140.4 | <5 | -- |
| 2025-05-12 | -- | -- | 6.73 | 6.63 | -- | -- | 13.1 | -- | 284 | 126 | -140 | 7.57 | -- | 0.475 | -- | 0.021 | -- | 118 | 5 | -- |
| 2025-09-15 | -- | -- | 6.21 | 6.71 | -- | -- | 11.8 | -- | 304 | 49.88 | -30.49 | 7.7 | -- | 0.46 | -- | <0.10 | -- | 113.6 | 5 | -- |
| Minimum: | -- | -- | 6.21 | 6.57 | -- | -- | 10.1 | 540 | 120 | 49.88 | -140 | 5.75 | -- | 0.34 | -- | 0.021 | -- | 113.6 | 5 | -- |
| Maximum: | -- | -- | 7.6 | 6.96 | -- | -- | 13.4 | 604 | 304 | 271.2 | 7 | 10.1 | -- | 0.84 | -- | 0.2 | -- | 148.2 | 9 | -- |
| Average: | -- | -- | 6.73 | 6.71 | -- | -- | 11.9 | 566 | 236.00 | 132 | -76.3 | 7.40 | -- | 0.52 | -- | 0.11 | -- | 127.9 | 6.8 | -- |
| Range: | -- | -- | 1.39 | 0.39 | -- | -- | 3.3 | 64 | 184 | 221.32 | 147 | 4.35 | -- | 0.5 | -- | 0.179 | -- | 34.6 | 4 | -- |
| Median: | -- | -- | 6.56 | 6.71 | -- | -- | 11.8 | 559 | 284 | 120 | -79.35 | 7.52 | -- | 0.47 | -- | 0.11 | -- | 121 | 6.5 | -- |
| Loading (lb/day): | -- | -- | -- | -- | -- | -- | -- | -- | -- |
Sample Point Description:
Bore hole drilled by BAMR; piped into system
- Records with no value are not included in statistical calculations.
- Values lower than the minimum detection limit are assumed to be 0.
- Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
- 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.
Sample Point - SGR-G |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021-06-29 | -- | -- | -- | 7.94 | -- | -- | -- | -- | -- | 120 | <1 | 1.21 | -- | 0.49 | -- | 0.02 | -- | 124 | 3 | -- |
| 2022-05-13 | -- | -- | -- | 7.52 | -- | -- | -- | 544 | -- | 124 | -- | 2.06 | -- | -- | -- | -- | -- | 121 | -- | -- |
| 2022-11-15 | -- | -- | -- | 7.55 | -- | -- | -- | 576 | -- | 104.37 | -89.57 | 2.52 | -- | 0.35 | -- | <0.10 | -- | 122.5 | 12 | -- |
| 2024-03-13 | -- | -- | 7.25 | 7.63 | -- | -- | -- | 532 | 115 | -- | 0.39 | <0.10 | -- | -- | -- | <0.10 | -- | 120.14 | -- | -- |
| 2024-10-11 | -- | -- | 6.8 | 6.68 | -- | -- | 8.6 | 368 | -- | 85.71 | -63.68 | 1.52 | -- | 3.04 | -- | <0.10 | -- | 35.3 | 50 | -- |
| 2025-05-12 | -- | -- | 7.38 | 7.54 | -- | -- | 22.1 | -- | 240 | 112 | -110 | 1.50 | -- | 0.257 | -- | 0.041 | -- | 121 | 9 | -- |
| 2025-09-15 | -- | -- | 6.98 | 7.5 | -- | -- | 16.4 | -- | 276 | 68.49 | -60.27 | 1.04 | -- | 0.37 | -- | <0.10 | -- | 104.1 | 10 | -- |
| Minimum: | -- | -- | 6.8 | 6.68 | -- | -- | 8.6 | 368 | 115 | 68.49 | -110 | 1.04 | -- | 0.257 | -- | 0.02 | -- | 35.3 | 3 | -- |
| Maximum: | -- | -- | 7.38 | 7.94 | -- | -- | 22.1 | 576 | 276 | 124 | 0.39 | 2.52 | -- | 3.04 | -- | 0.041 | -- | 124 | 50 | -- |
| Average: | -- | -- | 7.10 | 7.48 | -- | -- | 15.7 | 505 | 210.33 | 102 | -64.6 | 1.64 | -- | 0.90 | -- | 0.03 | -- | 106.9 | 16.8 | -- |
| Range: | -- | -- | 0.58 | 1.26 | -- | -- | 13.5 | 208 | 161 | 55.51 | 110.39 | 1.48 | -- | 2.783 | -- | 0.021 | -- | 88.7 | 47 | -- |
| Median: | -- | -- | 7.12 | 7.54 | -- | -- | 16.4 | 538 | 240 | 108.19 | -63.68 | 1.51 | -- | 0.37 | -- | 0.03 | -- | 121 | 10 | -- |
| Loading (lb/day): | -- | -- | -- | -- | -- | -- | -- | -- | -- |
Sample Point Description:
Outflow of the system where it flows into Stump Creek
- Records with no value are not included in statistical calculations.
- Values lower than the minimum detection limit are assumed to be 0.
- Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
- 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.
Sample Point - SGR-MINE |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021-06-29 | -- | -- | -- | 5.47 | -- | -- | -- | -- | -- | 25 | <1 | 29 | -- | 0.898 | -- | 2.81 | -- | 252 | 15 | -- |
| 2022-05-13 | -- | -- | -- | 5.99 | -- | -- | -- | 524 | -- | 32 | -- | 16.7 | -- | -- | -- | -- | -- | 209 | -- | -- |
| 2022-11-15 | -- | -- | -- | 5.47 | -- | -- | -- | 583 | -- | 13.42 | 29.2 | 26.35 | -- | 0.75 | -- | 2.45 | -- | 240.7 | 47 | -- |
| 2024-03-13 | -- | -- | 5.87 | 6.04 | -- | -- | 11.7 | 573 | 80 | 45.66 | -22.83 | 15.13 | -- | 0.86 | -- | 1.77 | -- | 229.1 | <5 | -- |
| 2024-10-11 | -- | -- | 6.76 | 6.71 | -- | -- | 10.3 | 577 | -- | 136.28 | -87.16 | 6.33 | -- | 0.34 | -- | <0.10 | -- | 140.4 | <5 | -- |
| 2025-05-12 | -- | -- | 5.69 | 5.60 | -- | -- | 12.8 | -- | 86 | 29.9 | -32.0 | 26.2 | -- | 0.812 | -- | 3.41 | -- | 268 | 17 | -- |
| Minimum: | -- | -- | 5.69 | 5.47 | -- | -- | 10.3 | 524 | 80 | 13.42 | -87.16 | 6.33 | -- | 0.34 | -- | 1.77 | -- | 140.4 | 15 | -- |
| Maximum: | -- | -- | 6.76 | 6.71 | -- | -- | 12.8 | 583 | 86 | 136.28 | 29.2 | 29 | -- | 0.898 | -- | 3.41 | -- | 268 | 47 | -- |
| Average: | -- | -- | 6.11 | 5.88 | -- | -- | 11.6 | 564 | 83.00 | 47 | -28.2 | 19.95 | -- | 0.73 | -- | 2.61 | -- | 223.2 | 26.3 | -- |
| Range: | -- | -- | 1.07 | 1.24 | -- | -- | 2.5 | 59 | 6 | 122.86 | 116.36 | 22.67 | -- | 0.558 | -- | 1.64 | -- | 127.6 | 32 | -- |
| Median: | -- | -- | 5.87 | 5.8 | -- | -- | 11.7 | 575 | 83 | 30.95 | -27.42 | 21.45 | -- | 0.81 | -- | 2.63 | -- | 234.9 | 17 | -- |
| Loading (lb/day): | -- | -- | -- | -- | -- | -- | -- | -- | -- |
Sample Point Description:
Mineshaft discharge off of Sykesville School Rd
- Records with no value are not included in statistical calculations.
- Values lower than the minimum detection limit are assumed to be 0.
- Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
- 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.
Sample Point - SGR-DE |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021-06-29 | -- | -- | -- | 6.87 | -- | -- | -- | -- | -- | 119 | 5 | 6.12 | -- | 0.518 | -- | 0.022 | -- | 117 | 98 | -- |
| 2022-05-13 | -- | -- | -- | 7.26 | -- | -- | -- | 537 | -- | 118 | -- | 3.61 | -- | -- | -- | -- | -- | 120 | -- | -- |
| 2022-11-15 | -- | -- | -- | 7.14 | -- | -- | -- | 578 | -- | 95.49 | -80.36 | 6.69 | -- | 0.43 | -- | <0.10 | -- | 127.3 | 20 | -- |
| 2024-10-11 | -- | -- | 6.95 | 6.86 | -- | -- | 9.9 | 563 | -- | 129.88 | -91.73 | 5.88 | -- | 0.34 | -- | <0.10 | -- | 218.7 | <5 | -- |
| 2025-05-12 | -- | -- | 6.9 | 6.86 | -- | -- | 16.9 | -- | 280 | 120 | -134 | 5.49 | -- | 0.435 | -- | 0.018 | -- | 117 | 9 | -- |
| Minimum: | -- | -- | 6.9 | 6.86 | -- | -- | 9.9 | 537 | 280 | 95.49 | -134 | 3.61 | -- | 0.34 | -- | 0.018 | -- | 117 | 9 | -- |
| Maximum: | -- | -- | 6.95 | 7.26 | -- | -- | 16.9 | 578 | 280 | 129.88 | 5 | 6.69 | -- | 0.518 | -- | 0.022 | -- | 218.7 | 98 | -- |
| Average: | -- | -- | 6.93 | 7.00 | -- | -- | 13.4 | 559 | 280.00 | 116 | -75.3 | 5.56 | -- | 0.43 | -- | 0.02 | -- | 140.0 | 42.3 | -- |
| Range: | -- | -- | 0.05 | 0.4 | -- | -- | 7 | 41 | 0 | 34.39 | 139 | 3.08 | -- | 0.178 | -- | 0.004 | -- | 101.7 | 89 | -- |
| Median: | -- | -- | 6.93 | 6.87 | -- | -- | 13.4 | 563 | 280 | 119 | -86.05 | 5.88 | -- | 0.43 | -- | 0.02 | -- | 120 | 20 | -- |
| Loading (lb/day): | -- | -- | -- | -- | -- | -- | -- | -- | -- |
Sample Point Description:
The rock outfall of the last alkalinity pond before it gets to the wetlands
- Records with no value are not included in statistical calculations.
- Values lower than the minimum detection limit are assumed to be 0.
- Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
- 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.
Sample Point - SGR-UP |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-05-12 | -- | -- | 7.09 | 7.01 | -- | -- | 18.1 | -- | 106 | 51.2 | -46.0 | 0.715 | -- | 0.174 | -- | 0.080 | -- | 69.5 | <5 | -- |
| 2025-09-15 | -- | -- | 7.5 | 7.75 | -- | -- | 14.1 | -- | 216 | 54.89 | -36.8 | 0.24 | -- | 0.2 | -- | <0.10 | -- | 89.2 | <5 | -- |
| Minimum: | -- | -- | 7.09 | 7.01 | -- | -- | 14.1 | -- | 106 | 51.2 | -46.0 | 0.24 | -- | 0.174 | -- | 0.080 | -- | 69.5 | -- | -- |
| Maximum: | -- | -- | 7.5 | 7.75 | -- | -- | 18.1 | -- | 216 | 54.89 | -36.8 | 0.715 | -- | 0.2 | -- | 0.080 | -- | 89.2 | -- | -- |
| Average: | -- | -- | 7.30 | 7.38 | -- | -- | 16.1 | -- | 161.00 | 53 | -41.4 | 0.48 | -- | 0.19 | -- | 0.08 | -- | 79.4 | -- | -- |
| Range: | -- | -- | 0.41 | 0.74 | -- | -- | 4 | -- | 110 | 3.69 | 9.2 | 0.475 | -- | 0.026 | -- | 0 | -- | 19.7 | -- | -- |
| Median: | -- | -- | 7.3 | 7.38 | -- | -- | 16.1 | -- | 161 | 53.05 | -41.4 | 0.48 | -- | 0.19 | -- | 0.08 | -- | 79.35 | -- | -- |
| Loading (lb/day): | -- | -- | -- | -- | -- | -- | -- | -- | -- |
Sample Point Description:
Upstream on Stump Creek; above SGR-A2 (second bore hole)
- Records with no value are not included in statistical calculations.
- Values lower than the minimum detection limit are assumed to be 0.
- Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
- 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.
Sample Point - SGR-DWN |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-05-12 | -- | -- | 7.44 | 7.13 | -- | -- | 19.5 | -- | 140 | 67.7 | -62.0 | 1.49 | -- | 0.228 | -- | 0.106 | -- | 80.2 | 9 | -- |
| 2025-09-15 | -- | -- | 7.04 | 7.42 | -- | -- | 16.5 | -- | 264 | 60.57 | -48.21 | 1.74 | -- | 0.41 | -- | <0.10 | -- | 98 | 11 | -- |
| Minimum: | -- | -- | 7.04 | 7.13 | -- | -- | 16.5 | -- | 140 | 60.57 | -62.0 | 1.49 | -- | 0.228 | -- | 0.106 | -- | 80.2 | 9 | -- |
| Maximum: | -- | -- | 7.44 | 7.42 | -- | -- | 19.5 | -- | 264 | 67.7 | -48.21 | 1.74 | -- | 0.41 | -- | 0.106 | -- | 98 | 11 | -- |
| Average: | -- | -- | 7.24 | 7.28 | -- | -- | 18.0 | -- | 202.00 | 64 | -55.1 | 1.62 | -- | 0.32 | -- | 0.11 | -- | 89.1 | 10.0 | -- |
| Range: | -- | -- | 0.4 | 0.29 | -- | -- | 3 | -- | 124 | 7.13 | 13.79 | 0.25 | -- | 0.182 | -- | 0 | -- | 17.8 | 2 | -- |
| Median: | -- | -- | 7.24 | 7.28 | -- | -- | 18 | -- | 202 | 64.14 | -55.11 | 1.62 | -- | 0.32 | -- | 0.11 | -- | 89.1 | 10 | -- |
| Loading (lb/day): | -- | -- | -- | -- | -- | -- | -- | -- | -- |
Sample Point Description:
Downstream sample of Stump Creek; Below SGR-G
- Records with no value are not included in statistical calculations.
- Values lower than the minimum detection limit are assumed to be 0.
- Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
- 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.
Sample Point - SGR-CD |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021-06-29 | -- | -- | -- | 6.87 | -- | -- | -- | -- | -- | 115 | 7 | 6.96 | -- | 0.529 | -- | <0.012 | -- | 125 | 10 | -- |
| Minimum: | -- | -- | -- | 6.87 | -- | -- | -- | -- | -- | 115 | 7 | 6.96 | -- | 0.529 | -- | -- | -- | 125 | 10 | -- |
| Maximum: | -- | -- | -- | 6.87 | -- | -- | -- | -- | -- | 115 | 7 | 6.96 | -- | 0.529 | -- | -- | -- | 125 | 10 | -- |
| Average: | -- | -- | -- | 6.87 | -- | -- | -- | -- | -- | 115 | 7.0 | 6.96 | -- | 0.53 | -- | -- | -- | 125.0 | 10.0 | -- |
| Range: | -- | -- | -- | 0 | -- | -- | -- | -- | -- | 0 | 0 | 0 | -- | 0 | -- | -- | -- | 0 | 0 | -- |
| Median: | -- | -- | -- | 6.87 | -- | -- | -- | -- | -- | 115 | 7 | 6.96 | -- | 0.53 | -- | -- | -- | 125 | 10 | -- |
| Loading (lb/day): | -- | -- | -- | -- | -- | -- | -- | -- | -- |
Sample Point Description:
first limestone bed
- Records with no value are not included in statistical calculations.
- Values lower than the minimum detection limit are assumed to be 0.
- Average pH is calculated using the arithmetic mean of pH values. Hydronium ion concentrations were not used.
- 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.