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Coal Mining Services, Black Diamond, Washington. NPDES permit WA0030830 expired Jan 11, 2013; its limits still apply. Last 12 months: over a limit once (last May 2026), 10 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| May 2026 | Phosphorus, total [as P], maximum | 83 | ≤ 82 ug/L | 1% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 00B |
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 00B |
| Turbidity | maximum | ≤ 25 NTU | all year | 00B |
| Turbidity | maximum | ≤ 25 NTU | all year | 00B |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 00B |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 00B |
| pH | maximum | ≤ 8.5 SU | all year | 00B |
| pH | maximum | ≤ 8.5 SU | all year | 00B |
| pH | minimum | ≥ 6.5 SU | all year | 00B |
| pH | minimum | ≥ 6.5 SU | all year | 00B |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 00B |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 00B |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 00B |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 00B |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00B |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00B |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 00B |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 00B |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 00B |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 00B |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00B |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00B |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00B |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00B |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 00B |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 00B |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 00B |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 00B |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 00B |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 00B |
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 00I |
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 00I |
| Turbidity | maximum | ≤ 25 NTU | all year | 00I |
| Turbidity | maximum | ≤ 25 NTU | all year | 00I |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 00I |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 00I |
| pH | maximum | ≤ 8.5 SU | all year | 00I |
| pH | maximum | ≤ 8.5 SU | all year | 00I |
| pH | minimum | ≥ 6.5 SU | all year | 00I |
| pH | minimum | ≥ 6.5 SU | all year | 00I |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 00I |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 00I |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 00I |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 00I |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00I |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00I |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 00I |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 00I |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 00I |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 00I |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00I |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00I |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00I |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 00I |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 00I |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 00I |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 00I |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 00I |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 00I |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 00I |
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 0FG |
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 0FG |
| Turbidity | maximum | ≤ 25 NTU | all year | 0FG |
| Turbidity | maximum | ≤ 25 NTU | all year | 0FG |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 0FG |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 0FG |
| pH | maximum | ≤ 8.5 SU | all year | 0FG |
| pH | maximum | ≤ 8.5 SU | all year | 0FG |
| pH | minimum | ≥ 6.5 SU | all year | 0FG |
| pH | minimum | ≥ 6.5 SU | all year | 0FG |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 0FG |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 0FG |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 0FG |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 0FG |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0FG |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0FG |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 0FG |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 0FG |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 0FG |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 0FG |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0FG |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0FG |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0FG |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0FG |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 0FG |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 0FG |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 0FG |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 0FG |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 0FG |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 0FG |
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 0H1 |
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 0H1 |
| Turbidity | maximum | ≤ 25 NTU | all year | 0H1 |
| Turbidity | maximum | ≤ 25 NTU | all year | 0H1 |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 0H1 |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 0H1 |
| pH | maximum | ≤ 8.5 SU | all year | 0H1 |
| pH | maximum | ≤ 8.5 SU | all year | 0H1 |
| pH | minimum | ≥ 6.5 SU | all year | 0H1 |
| pH | minimum | ≥ 6.5 SU | all year | 0H1 |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 0H1 |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 0H1 |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 0H1 |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 0H1 |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H1 |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H1 |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 0H1 |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 0H1 |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 0H1 |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 0H1 |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H1 |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H1 |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H1 |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H1 |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 0H1 |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 0H1 |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 0H1 |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 0H1 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 0H1 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 0H1 |
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 0H2 |
| Temperature, water deg. centigrade | maximum | report only (deg C) (alert, not enforceable) | Jul–Sep | 0H2 |
| Turbidity | maximum | ≤ 25 NTU | all year | 0H2 |
| Turbidity | maximum | ≤ 25 NTU | all year | 0H2 |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 0H2 |
| Oxygen, dissolved [DO] | minimum | ≥ 9.5 mg/L | all year | 0H2 |
| pH | maximum | ≤ 8.5 SU | all year | 0H2 |
| pH | maximum | ≤ 8.5 SU | all year | 0H2 |
| pH | minimum | ≥ 6.5 SU | all year | 0H2 |
| pH | minimum | ≥ 6.5 SU | all year | 0H2 |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 0H2 |
| Phosphorus, total [as P] | 6-month average | ≤ 41 ug/L | all year | 0H2 |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 0H2 |
| Phosphorus, total [as P] | maximum | ≤ 82 ug/L | all year | 0H2 |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H2 |
| Arsenic, total [as As] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H2 |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 0H2 |
| Chromium, hexavalent [as Cr] | maximum | ≤ 15.3 ug/L | all year | 0H2 |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 0H2 |
| Copper, total [as Cu] | maximum | ≤ 14.5 ug/L | all year | 0H2 |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H2 |
| Lead, total [as Pb] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H2 |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H2 |
| Zinc, total [as Zn] | maximum | report only (ug/L) (alert, not enforceable) | all year | 0H2 |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 0H2 |
| Flow | average | report only (cfs) (alert, not enforceable) | all year | 0H2 |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 0H2 |
| Flow | maximum | report only (cfs) (alert, not enforceable) | all year | 0H2 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 0H2 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 | all year | 0H2 |
| Conductivity | average | report only (umho/cm) (alert, not enforceable) | all year | 0R02 |
| Conductivity | average | report only (umho/cm) (alert, not enforceable) | all year | 0R02 |
| pH | maximum | ≤ 8.5 SU (alert, not enforceable) | all year | 0R02 |
| pH | maximum | ≤ 8.5 SU (alert, not enforceable) | all year | 0R02 |
| pH | minimum | ≥ 6.5 SU (alert, not enforceable) | all year | 0R02 |
| pH | minimum | ≥ 6.5 SU (alert, not enforceable) | all year | 0R02 |
| Arsenic, total [as As] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 0R02 |
| Arsenic, total [as As] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 0R02 |
| Chromium, total [as Cr] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 0R02 |
| Chromium, total [as Cr] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 0R02 |
| Iron, total [as Fe] | maximum | report only (mg/L) (alert, not enforceable) | all year | 0R02 |
| Iron, total [as Fe] | maximum | report only (mg/L) (alert, not enforceable) | all year | 0R02 |
| Lead, total [as Pb] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 0R02 |
| Lead, total [as Pb] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 0R02 |
| Manganese, total [as Mn] | maximum | ≤ .113 mg/L (alert, not enforceable) | all year | 0R02 |
| Manganese, total [as Mn] | maximum | ≤ .113 mg/L (alert, not enforceable) | all year | 0R02 |
| Mercury, total [as Hg] | maximum | ≤ .002 mg/L (alert, not enforceable) | all year | 0R02 |
| Mercury, total [as Hg] | maximum | ≤ .002 mg/L (alert, not enforceable) | all year | 0R02 |
| Depth to water level ft below landsurface | average | report only (ft) (alert, not enforceable) | all year | 0R02 |
| Depth to water level ft below landsurface | average | report only (ft) (alert, not enforceable) | all year | 0R02 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | 0R02 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | 0R02 |
| Conductivity | average | report only (umho/cm) (alert, not enforceable) | all year | 1202 |
| Conductivity | average | report only (umho/cm) (alert, not enforceable) | all year | 1202 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | 1202 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | 1202 |
| pH | minimum | ≥ 6.5 SU (alert, not enforceable) | all year | 1202 |
| pH | minimum | ≥ 6.5 SU (alert, not enforceable) | all year | 1202 |
| Arsenic, total [as As] | maximum | ≤ .122 mg/L (alert, not enforceable) | all year | 1202 |
| Arsenic, total [as As] | maximum | ≤ .122 mg/L (alert, not enforceable) | all year | 1202 |
| Chromium, total [as Cr] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 1202 |
| Chromium, total [as Cr] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 1202 |
| Iron, total [as Fe] | maximum | report only (mg/L) (alert, not enforceable) | all year | 1202 |
| Iron, total [as Fe] | maximum | report only (mg/L) (alert, not enforceable) | all year | 1202 |
| Lead, total [as Pb] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 1202 |
| Lead, total [as Pb] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | 1202 |
| Manganese, total [as Mn] | maximum | ≤ .092 mg/L (alert, not enforceable) | all year | 1202 |
| Manganese, total [as Mn] | maximum | ≤ .092 mg/L (alert, not enforceable) | all year | 1202 |
| Mercury, total [as Hg] | maximum | ≤ .002 mg/L (alert, not enforceable) | all year | 1202 |
| Mercury, total [as Hg] | maximum | ≤ .002 mg/L (alert, not enforceable) | all year | 1202 |
| Depth to water level ft below landsurface | average | report only (ft) (alert, not enforceable) | all year | 1202 |
| Depth to water level ft below landsurface | average | report only (ft) (alert, not enforceable) | all year | 1202 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | 1202 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | 1202 |
| Conductivity | average | report only (umho/cm) (alert, not enforceable) | all year | PC02 |
| Conductivity | average | report only (umho/cm) (alert, not enforceable) | all year | PC02 |
| pH | maximum | ≤ 8.5 SU (alert, not enforceable) | all year | PC02 |
| pH | maximum | ≤ 8.5 SU (alert, not enforceable) | all year | PC02 |
| pH | minimum | ≥ 6.5 SU (alert, not enforceable) | all year | PC02 |
| pH | minimum | ≥ 6.5 SU (alert, not enforceable) | all year | PC02 |
| Arsenic, total [as As] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PC02 |
| Arsenic, total [as As] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PC02 |
| Chromium, total [as Cr] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PC02 |
| Chromium, total [as Cr] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PC02 |
| Iron, total [as Fe] | maximum | report only (mg/L) (alert, not enforceable) | all year | PC02 |
| Iron, total [as Fe] | maximum | report only (mg/L) (alert, not enforceable) | all year | PC02 |
| Lead, total [as Pb] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PC02 |
| Lead, total [as Pb] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PC02 |
| Manganese, total [as Mn] | maximum | ≤ .135 mg/L (alert, not enforceable) | all year | PC02 |
| Manganese, total [as Mn] | maximum | ≤ .135 mg/L (alert, not enforceable) | all year | PC02 |
| Mercury, total [as Hg] | maximum | ≤ .002 mg/L (alert, not enforceable) | all year | PC02 |
| Mercury, total [as Hg] | maximum | ≤ .002 mg/L (alert, not enforceable) | all year | PC02 |
| Depth to water level ft below landsurface | average | report only (ft) (alert, not enforceable) | all year | PC02 |
| Depth to water level ft below landsurface | average | report only (ft) (alert, not enforceable) | all year | PC02 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | PC02 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | PC02 |
| Conductivity | average | report only (umho/cm) (alert, not enforceable) | all year | PI02 |
| Conductivity | average | report only (umho/cm) (alert, not enforceable) | all year | PI02 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | PI02 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | PI02 |
| pH | minimum | ≥ 6.5 SU (alert, not enforceable) | all year | PI02 |
| pH | minimum | ≥ 6.5 SU (alert, not enforceable) | all year | PI02 |
| Arsenic, total [as As] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PI02 |
| Arsenic, total [as As] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PI02 |
| Chromium, total [as Cr] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PI02 |
| Chromium, total [as Cr] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PI02 |
| Iron, total [as Fe] | maximum | report only (mg/L) (alert, not enforceable) | all year | PI02 |
| Iron, total [as Fe] | maximum | report only (mg/L) (alert, not enforceable) | all year | PI02 |
| Lead, total [as Pb] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PI02 |
| Lead, total [as Pb] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PI02 |
| Manganese, total [as Mn] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PI02 |
| Manganese, total [as Mn] | maximum | ≤ .05 mg/L (alert, not enforceable) | all year | PI02 |
| Mercury, total [as Hg] | maximum | ≤ .002 mg/L (alert, not enforceable) | all year | PI02 |
| Mercury, total [as Hg] | maximum | ≤ .002 mg/L (alert, not enforceable) | all year | PI02 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | PI02 |
| Oil and grease visual | maximum | ≤ 0 N=0;Y=1 (alert, not enforceable) | all year | PI02 |
Cited limits by parameter: Washington's rules and the federal ones.
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Your permit document is the final word. As JSON: /api/v1/permits/WA0030830 · MCP: https://passage-data.com/mcp