Passage Data · Check a report · Use it from your AI
Correctional Institutions, Westover, Maryland. NPDES permit MD0066613 expired Mar 31, 2026; its limits still apply. Last 12 months: over a limit 2 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Phosphorus, total [as P], monthly total | 48 lb/mo | ≤ 38 lb/mo | 26% |
| May 2026 | Nitrogen, total [as N], monthly total | 379 lb/mo | ≤ 360 lb/mo | 5% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Conductivity | monthly average | report only (umho/cm) | all year | 001 |
| Oxygen, dissolved [DO] | minimum | ≥ 5 mg/L | all year | 001 |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 5 mg/L | Feb–May | 001 |
| Oxygen, dissolved [DO] | minimum | ≥ 5 mg/L | all year | 001 |
| Oxygen, dissolved [DO] | minimum | ≥ 6 mg/L | Feb–May | 001 |
| BOD, 5-day, 20 deg. C | maximum monthly average | ≤ 15 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum monthly average | ≤ 8 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 23 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 12 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum monthly average | ≤ 60 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum monthly average | ≤ 60 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 92 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | cumulative total | report only (lb/yr) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly total | ≤ 1801 lb/mo | May–Oct | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 92 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly total | ≤ 1801 lb/mo | May–Oct | 001 |
| BOD, 5-day, 20 deg. C | cumulative total | report only (lb/yr) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly total | report only (lb/mo) | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | monthly total | report only (lb/mo) | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| pH | minimum | ≥ 6.5 SU | all year | 001 |
| pH | minimum | ≥ 6.5 SU | all year | 001 |
| pH | maximum | ≤ 8.5 SU | all year | 001 |
| pH | maximum | ≤ 8.5 SU | all year | 001 |
| Solids, total suspended | maximum monthly average | ≤ 15 mg/L | all year | 001 |
| Solids, total suspended | maximum monthly average | ≤ 8 mg/L | all year | 001 |
| Solids, total suspended | maximum weekly average | ≤ 23 mg/L | all year | 001 |
| Solids, total suspended | maximum weekly average | ≤ 12 mg/L | all year | 001 |
| Solids, total suspended | maximum monthly average | ≤ 60 lb/d | all year | 001 |
| Solids, total suspended | maximum monthly average | ≤ 60 lb/d | all year | 001 |
| Solids, total suspended | annual maximum | ≤ 104158 lb/yr | all year | 001 |
| Solids, total suspended | maximum weekly average | ≤ 92 lb/d | all year | 001 |
| Solids, total suspended | maximum weekly average | ≤ 92 lb/d | all year | 001 |
| Solids, total suspended | monthly total | report only (lb/mo) | all year | 001 |
| Nitrogen, total [as N] | maximum monthly average | ≤ 3 mg/L | May–Oct | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | maximum weekly average | ≤ 4.5 mg/L | May–Oct | 001 |
| Nitrogen, total [as N] | maximum monthly average | ≤ 12 lb/d | May–Oct | 001 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, total [as N] | maximum weekly average | ≤ 18 lb/d | May–Oct | 001 |
| Nitrogen, total [as N] | monthly total | ≤ 360 lb/mo | May–Oct | 001 |
| Nitrogen, total [as N] | cumulative total | ≤ 6100 lb/yr | all year | 001 |
| Nitrogen, total [as N] | cumulative total | ≤ 11689 lb/yr | all year | 001 |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, total [as N] | weekly average | report only (mg/L) | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, total [as N] | weekly average | report only (lb/d) | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, total [as N] | monthly total | ≤ 360 lb/mo | May–Oct | 001 |
| Nitrogen, organic total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, organic total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, organic total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Phosphorus, total [as P] | maximum monthly average | ≤ .3 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | maximum weekly average | ≤ .45 mg/L | all year | 001 |
| Phosphorus, total [as P] | maximum monthly average | ≤ 1.2 lb/d | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 001 |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | all year | 001 |
| Phosphorus, total [as P] | maximum weekly average | ≤ 1.8 lb/d | all year | 001 |
| Phosphorus, total [as P] | cumulative total | report only (lb/yr) | all year | 001 |
| Phosphorus, total [as P] | monthly total | ≤ 38 lb/mo | May–Oct | 001 |
| Phosphorus, total [as P] | cumulative total | ≤ 482 lb/yr | all year | 001 |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | monthly average | report only (mg/L) | all year | 001 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 001 |
| Phosphate, ortho [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphate, ortho [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphate, ortho [as P] | monthly average | report only (lb/d) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Chlorine, total residual | maximum | < .1 mg/L | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .1 mg/L | all year | 001 |
| Coliform, fecal general | monthly median | ≤ 14 MPN/100mL | all year | 001 |
| Coliform, fecal general | maximum | ≤ 7 MPN/100mL | all year | 001 |
| Flow, total | total | report only (Mgal/mo) | all year | 001 |
| Flow, total | monthly total | report only (Mgal/mo) | all year | 001 |
| Conductivity | monthly average | report only (umho/cm) | all year | 002 |
| Conductivity | monthly average | report only (umho/cm) | all year | 002 |
| Conductivity | monthly average | report only (umho/cm) | all year | 002 |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 5 mg/L | all year | 002 |
| pH | minimum | ≥ 6.5 SU | all year | 002 |
| pH | maximum | ≤ 8.5 SU | all year | 002 |
| Solids, total suspended | maximum monthly average | ≤ 20 mg/L | all year | 002 |
| Solids, total suspended | maximum weekly average | ≤ 30 mg/L | all year | 002 |
| Solids, total suspended | maximum monthly average | ≤ 70 lb/d | all year | 002 |
| Solids, total suspended | maximum weekly average | ≤ 110 lb/d | all year | 002 |
| Nitrogen, total [as N] | cumulative total | ≤ 5589 lb/yr | all year | 002 |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | all year | 002 |
| Nitrogen, total [as N] | monthly average | ≤ 3 mg/L | May–Oct | 002 |
| Nitrogen, total [as N] | weekly average | ≤ 4.5 mg/L | May–Oct | 002 |
| Nitrogen, total [as N] | monthly average | ≤ 11 lb/d | May–Oct | 002 |
| Nitrogen, total [as N] | weekly average | ≤ 16 lb/d | May–Oct | 002 |
| Nitrogen, organic total [as N] | monthly average | report only (mg/L) | all year | 002 |
| Nitrogen, organic total [as N] | monthly average | report only (lb/d) | all year | 002 |
| Nitrogen, ammonia total [as N] | maximum monthly average | ≤ .5 mg/L | May–Oct | 002 |
| Nitrogen, ammonia total [as N] | maximum monthly average | ≤ .8 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 3.2 mg/L | May–Oct | 002 |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 2.7 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | maximum monthly average | ≤ 1.8 lb/d | May–Oct | 002 |
| Nitrogen, ammonia total [as N] | maximum monthly average | ≤ 2.8 lb/d | Jan, Feb, Mar, Apr, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 11 lb/d | May–Oct | 002 |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 9.5 lb/d | Jan, Feb, Mar, Apr, Nov, Dec | 002 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 002 |
| Nitrite + Nitrate total [as N] | monthly average | report only (lb/d) | all year | 002 |
| Phosphorus, total [as P] | maximum monthly average | ≤ .3 mg/L | all year | 002 |
| Phosphorus, total [as P] | maximum weekly average | ≤ .45 mg/L | all year | 002 |
| Phosphorus, total [as P] | maximum monthly average | ≤ 1.1 lb/d | all year | 002 |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | all year | 002 |
| Phosphorus, total [as P] | maximum weekly average | ≤ 1.6 lb/d | all year | 002 |
| Phosphorus, total [as P] | cumulative total | report only (lb/yr) | all year | 002 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 002 |
| Hardness, total [as CaCO3] | monthly average | report only (lb/d) | all year | 002 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 002 |
| Chloride [as Cl] | monthly average | report only (lb/d) | all year | 002 |
| Fluoride, total [as F] | maximum monthly average | ≤ 4.15 mg/L | all year | 002 |
| Fluoride, total [as F] | maximum monthly average | ≤ 15 lb/d | all year | 002 |
| Cadmium, total recoverable | monthly average | report only (mg/L) | all year | 002 |
| Cadmium, total recoverable | monthly average | report only (lb/d) | all year | 002 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 002 |
| Lead, total recoverable | monthly average | report only (lb/d) | all year | 002 |
| Phosphate, ortho [as P] | monthly average | report only (mg/L) | all year | 002 |
| Phosphate, ortho [as P] | monthly average | report only (lb/d) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Chlorine, total residual | maximum | ≤ .1 mg/L | all year | 002 |
| Flow, total | total | report only (Mgal/mo) | all year | 002 |
Cited limits by parameter: Maryland's rules and the federal ones.
Same industry: the 6 Justice, Public Order and Safety permits in Maryland.
· Save this facility as a site · Superfund sites nearby · Your permits on one board
On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/MD0066613 · MCP: https://passage-data.com/mcp