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Sewage treatment plant, Ochlocknee, Georgia. NPDES permit GA0046370, in force until Nov 30, 2028. Last 12 months: over a limit 20 times (last September 2026), 3 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| February 2026 | Solids, suspended percent removal, minimum | 75 % | ≥ 85 % | 67% |
| April 2026 | Solids, suspended percent removal, minimum | 81 % | ≥ 85 % | 27% |
| May 2026 | Flow, in conduit or thru treatment plant, monthly average | .054 MGD | ≤ .05 MGD | 8% |
| May 2026 | Flow, in conduit or thru treatment plant, weekly average | .077 MGD | ≤ .06 MGD | 28% |
| May 2026 | Solids, suspended percent removal, minimum | 83 % | ≥ 85 % | 13% |
| June 2026 | Flow, in conduit or thru treatment plant, weekly average | .077 MGD | ≤ .06 MGD | 28% |
| July 2026 | Flow, in conduit or thru treatment plant, monthly average | .053 MGD | ≤ .05 MGD | 6% |
| July 2026 | Flow, in conduit or thru treatment plant, weekly average | .077 MGD | ≤ .06 MGD | 28% |
| July 2026 | Nitrogen, ammonia total [as N], weekly average | 3.2 lb/d | ≤ 2.6 lb/d | 23% |
| August 2026 | BOD, 5-day, percent removal, minimum | 75 % | ≥ 85 % | 67% |
| August 2026 | Flow, in conduit or thru treatment plant, weekly average | .077 MGD | ≤ .06 MGD | 28% |
| August 2026 | Nitrogen, ammonia total [as N], monthly average | 2.6 lb/d | ≤ 2.1 lb/d | 24% |
| August 2026 | Nitrogen, ammonia total [as N], monthly average | 6.6 mg/L | ≤ 5 mg/L | 32% |
| August 2026 | Nitrogen, ammonia total [as N], weekly average | 3.6 lb/d | ≤ 2.6 lb/d | 38% |
| August 2026 | Nitrogen, ammonia total [as N], weekly average | 7.7 mg/L | ≤ 7.5 mg/L | 3% |
| August 2026 | Solids, suspended percent removal, minimum | 81 % | ≥ 85 % | 27% |
| September 2026 | Nitrogen, ammonia total [as N], monthly average | 5.6 mg/L | ≤ 5 mg/L | 12% |
| September 2026 | Solids, suspended percent removal, minimum | 81 % | ≥ 85 % | 27% |
| September 2026 | Solids, total suspended, weekly average | 18.3 lb/d | ≤ 15.6 lb/d | 17% |
| September 2026 | Solids, total suspended, weekly average | 55 mg/L | ≤ 45 mg/L | 22% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 20 mg/L | May–Oct |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 45 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 30 mg/L | May–Oct |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 12.5 lb/d | Jan, Feb, Mar, Apr, Nov, Dec |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 8.3 lb/d | May–Oct |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 15.6 lb/d | Jan, Feb, Mar, Apr, Nov, Dec |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 10.4 lb/d | May–Oct |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | weekly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (lb/d) | all year |
| BOD, 5-day, 20 deg. C | weekly average | report only (lb/d) | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 8.5 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | weekly average | ≤ 45 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 12.5 lb/d | all year |
| Solids, total suspended | weekly average | ≤ 15.6 lb/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | weekly average | report only (mg/L) | all year |
| Solids, total suspended | monthly average | report only (lb/d) | all year |
| Solids, total suspended | weekly average | report only (lb/d) | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | weekly average | report only (mg/L) | all year |
| Nitrogen, organic total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 10 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 15 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 7.5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 4.2 lb/d | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2.1 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 5.2 lb/d | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 2.6 lb/d | May–Oct |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphate, ortho [as P] | monthly average | report only (mg/L) | all year |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .05 MGD | all year |
| Flow, in conduit or thru treatment plant | weekly average | ≤ .06 MGD | all year |
| E. coli | monthly average | report only (MPN/100mL) | all year |
| Solids, sludge, total, dry weight | monthly total | report only (dry ton) | all year |
| BOD, 5-day, percent removal | minimum | ≥ 85 % | all year |
| Solids, suspended percent removal | minimum | ≥ 85 % | all year |
| Parameter | New limit | From | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|---|
| E. coli, monthly average | 126 MPN/100mL | Nov 1, 2028 | new | 1467 MPN/100mL (12 values) | 11.6× |
| Nitrogen, ammonia total [as N], monthly average | 0.5 lb/d | Nov 1, 2028 | tighter | 1.1 lb/d (12 values) | 2.2× |
| Nitrogen, ammonia total [as N], monthly average | 1.3 mg/L | Nov 1, 2028 | tighter | 3.95 mg/L (12 values) | 3.04× |
| Nitrogen, ammonia total [as N], weekly average | 0.7 lb/d | Nov 1, 2028 | tighter | 2.15 lb/d (12 values) | 3.07× |
| Nitrogen, ammonia total [as N], weekly average | 2 mg/L | Nov 1, 2028 | tighter | 5.85 mg/L (12 values) | 2.92× |
| Chlorine, total residual, maximum | 0.01 mg/L | Nov 1, 2028 | new | — | — |
| E. coli, weekly average | 410 MPN/100mL | Nov 1, 2028 | new | — | — |
| Nitrogen, total [as N], monthly average | 8.3 lb/d | Nov 1, 2028 | new | — | — |
| Nitrogen, total [as N], monthly average | 20 mg/L | Nov 1, 2028 | new | 4.9 mg/L (12 values, 7 below detection) | — |
| Nitrogen, total [as N], weekly average | 10.4 lb/d | Nov 1, 2028 | new | — | — |
| Nitrogen, total [as N], weekly average | 30 mg/L | Nov 1, 2028 | new | 4.55 mg/L (12 values, 7 below detection) | — |
| Phosphorus, total [as P], monthly average | 4 mg/L | Nov 1, 2028 | new | 1.9 mg/L (12 values) | 0.475× |
| Phosphorus, total [as P], monthly average | 1.7 lb/d | Nov 1, 2028 | new | — | — |
| Phosphorus, total [as P], weekly average | 6 mg/L | Nov 1, 2028 | new | — | — |
| Phosphorus, total [as P], weekly average | 2.1 lb/d | Nov 1, 2028 | new | — | — |
| BOD, 5-day, 20 deg. C, monthly average | 6.3 lb/d | Dec 1, 2028 | tighter | 1.5 lb/d (12 values) | 0.238× |
| BOD, 5-day, 20 deg. C, monthly average | 15 mg/L | Dec 1, 2028 | tighter | 6 mg/L (12 values) | 0.4× |
| BOD, 5-day, 20 deg. C, weekly average | 22.5 mg/L | Dec 1, 2028 | tighter | 7.85 mg/L (12 values) | 0.349× |
| BOD, 5-day, 20 deg. C, weekly average | 7.8 lb/d | Dec 1, 2028 | tighter | 2 lb/d (12 values) | 0.256× |
Cited limits by parameter: Georgia's rules and the federal ones.
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