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Refuse Systems, Darlington, Pennsylvania. NPDES permit PA0093181, in force until Dec 31, 2028. Last 12 months: no values over a limit, 34 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | daily maximum | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3 mg/L | May–Sep |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 4.5 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6 mg/L | May–Sep |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 9 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| Nitrite + Nitrate total [as N] | monthly average | ≤ 20 mg/L | all year |
| Nitrite + Nitrate total [as N] | daily maximum | ≤ 40 mg/L | all year |
| Sulfate, total [as SO4] | monthly average | ≤ 600 mg/L | all year |
| Sulfate, total [as SO4] | daily maximum | ≤ 1200 mg/L | all year |
| Cadmium, total [as Cd] | monthly average | ≤ .001 mg/L | all year |
| Cadmium, total [as Cd] | daily maximum | ≤ .002 mg/L | all year |
| Chromium, hexavalent [as Cr] | monthly average | report only (mg/L) | all year |
| Chromium, hexavalent [as Cr] | daily maximum | report only (mg/L) | all year |
| Cobalt, total [as Co] | monthly average | report only (mg/L) | all year |
| Cobalt, total [as Co] | daily maximum | report only (mg/L) | all year |
| Copper, total [as Cu] | monthly average | ≤ .012 mg/L | all year |
| Copper, total [as Cu] | daily maximum | ≤ .024 mg/L | all year |
| Iron, total [as Fe] | monthly average | ≤ 1.5 mg/L | all year |
| Iron, total [as Fe] | daily maximum | ≤ 3 mg/L | all year |
| Manganese, total [as Mn] | monthly average | ≤ 1 mg/L | all year |
| Manganese, total [as Mn] | daily maximum | ≤ 1.58 mg/L | all year |
| Nickel, total [as Ni] | monthly average | ≤ .1 mg/L | all year |
| Nickel, total [as Ni] | daily maximum | ≤ .2 mg/L | all year |
| Zinc, total [as Zn] | monthly average | ≤ .08 mg/L | all year |
| Zinc, total [as Zn] | daily maximum | ≤ .16 mg/L | all year |
| Chloroform | monthly average | report only (ug/L) | all year |
| Chloroform | daily maximum | report only (ug/L) | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Chlorine, total residual | monthly average | ≤ .011 mg/L | all year |
| Chlorine, total residual | daily maximum | ≤ .026 mg/L | all year |
| Solids, total dissolved | monthly average | ≤ 2350 mg/L | all year |
| Solids, total dissolved | daily maximum | ≤ 4700 mg/L | all year |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Chloroform, daily maximum | 9 ug/L | new | 0.61 ug/L (9 values, 2 below detection) | 0.0678× |
| Chloroform, monthly average | 5.78 ug/L | new | 0.589 ug/L (9 values, 2 below detection) | 0.102× |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 63 Refuse Systems permits in Pennsylvania.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/PA0093181 · MCP: https://passage-data.com/mcp