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Construction Sand And Gravel, Harriman, Tennessee. NPDES permit TN0070728, in force until Aug 31, 2029. Last 12 months: over a limit 5 times (last September 2026), 1 of 42 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| August 2026 | 001 | Solids, total suspended, daily maximum | 63.2 mg/L | ≤ 40 mg/L | 58% |
| September 2026 | 001 | Solids, total suspended, daily maximum | 420 mg/L | ≤ 40 mg/L | 950% |
| September 2026 | 001 | Solids, total suspended, monthly average | 420 mg/L | ≤ 40 mg/L | 950% |
| September 2026 | 003 | Solids, total suspended, daily maximum | 774 mg/L | ≤ 40 mg/L | 1835% |
| September 2026 | 003 | Solids, total suspended, monthly average | 774 mg/L | ≤ 40 mg/L | 1835% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 40 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 40 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 002 |
| pH | daily minimum | ≥ 6 SU | all year | 002 |
| pH | daily maximum | ≤ 9 SU | all year | 002 |
| pH | daily maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | monthly average | ≤ 40 mg/L | all year | 002 |
| Solids, total suspended | monthly average | ≤ 40 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 002 |
| pH | daily minimum | ≥ 6 SU | all year | 003 |
| pH | daily minimum | ≥ 6 SU | all year | 003 |
| pH | daily maximum | ≤ 9 SU | all year | 003 |
| pH | daily maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | ≤ 40 mg/L | all year | 003 |
| Solids, total suspended | monthly average | ≤ 40 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/min) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/min) | all year | 003 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW01 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW01 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW01 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW01 |
| Solids, total suspended | quarterly maximum | ≤ 100 mg/L (alert, not enforceable) | all year | SW01 |
| Solids, total suspended | quarterly maximum | ≤ 100 mg/L (alert, not enforceable) | all year | SW01 |
| Oil and grease, hexane extr method | maximum | ≤ 15 mg/L (alert, not enforceable) | all year | SW01 |
| Oil and grease, hexane extr method | maximum | ≤ 15 mg/L (alert, not enforceable) | all year | SW01 |
| Flow, in conduit or thru treatment plant | minimum | report only (gal/min) (alert, not enforceable) | all year | SW01 |
| Flow, in conduit or thru treatment plant | minimum | report only (gal/min) (alert, not enforceable) | all year | SW01 |
| Flow, in conduit or thru treatment plant | maximum | report only (gal/min) (alert, not enforceable) | all year | SW01 |
| Flow, in conduit or thru treatment plant | maximum | report only (gal/min) (alert, not enforceable) | all year | SW01 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW02 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW02 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW02 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW02 |
| Solids, total suspended | quarterly maximum | ≤ 100 mg/L (alert, not enforceable) | all year | SW02 |
| Solids, total suspended | quarterly maximum | ≤ 100 mg/L (alert, not enforceable) | all year | SW02 |
| Oil and grease, hexane extr method | maximum | ≤ 15 mg/L (alert, not enforceable) | all year | SW02 |
| Oil and grease, hexane extr method | maximum | ≤ 15 mg/L (alert, not enforceable) | all year | SW02 |
| Flow, in conduit or thru treatment plant | minimum | report only (gal/min) (alert, not enforceable) | all year | SW02 |
| Flow, in conduit or thru treatment plant | minimum | report only (gal/min) (alert, not enforceable) | all year | SW02 |
| Flow, in conduit or thru treatment plant | maximum | report only (gal/min) (alert, not enforceable) | all year | SW02 |
| Flow, in conduit or thru treatment plant | maximum | report only (gal/min) (alert, not enforceable) | all year | SW02 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW03 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW03 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW03 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW03 |
| Solids, total suspended | quarterly maximum | ≤ 100 mg/L (alert, not enforceable) | all year | SW03 |
| Solids, total suspended | quarterly maximum | ≤ 100 mg/L (alert, not enforceable) | all year | SW03 |
| Oil and grease, hexane extr method | maximum | ≤ 15 mg/L (alert, not enforceable) | all year | SW03 |
| Oil and grease, hexane extr method | maximum | ≤ 15 mg/L (alert, not enforceable) | all year | SW03 |
| Flow, in conduit or thru treatment plant | minimum | report only (gal/min) (alert, not enforceable) | all year | SW03 |
| Flow, in conduit or thru treatment plant | minimum | report only (gal/min) (alert, not enforceable) | all year | SW03 |
| Flow, in conduit or thru treatment plant | maximum | report only (gal/min) (alert, not enforceable) | all year | SW03 |
| Flow, in conduit or thru treatment plant | maximum | report only (gal/min) (alert, not enforceable) | all year | SW03 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW04 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW04 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW04 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW04 |
| Solids, total suspended | quarterly maximum | ≤ 100 mg/L (alert, not enforceable) | all year | SW04 |
| Solids, total suspended | quarterly maximum | ≤ 100 mg/L (alert, not enforceable) | all year | SW04 |
| Oil and grease, hexane extr method | maximum | ≤ 15 mg/L (alert, not enforceable) | all year | SW04 |
| Oil and grease, hexane extr method | maximum | ≤ 15 mg/L (alert, not enforceable) | all year | SW04 |
| Flow, in conduit or thru treatment plant | minimum | report only (gal/min) (alert, not enforceable) | all year | SW04 |
| Flow, in conduit or thru treatment plant | minimum | report only (gal/min) (alert, not enforceable) | all year | SW04 |
| Flow, in conduit or thru treatment plant | maximum | report only (gal/min) (alert, not enforceable) | all year | SW04 |
| Flow, in conduit or thru treatment plant | maximum | report only (gal/min) (alert, not enforceable) | all year | SW04 |
Cited limits by parameter: Tennessee's rules and the federal ones.
Same industry: the 353 Mining and Quarrying of Nonmetallic Minerals permits in Tennessee.
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On EPA ECHO: Facility report · DMR history
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