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Local Passenger Transportation, Quincy, Massachusetts. NPDES permit MA0033987 expired Feb 29, 2024; its limits still apply. Last 12 months: over a limit once (last May 2026), 15 required values missing, 9 of 17 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit |
|---|---|---|---|
| May 2026 | pH, maximum | 8.53 SU | ≤ 8.3 SU |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year |
| Flow rate | monthly average | report only (MGD) | all year |
| Flow rate | daily maximum | report only (MGD) | all year |
| Specific conductance | daily maximum | report only (umho/cm) | all year |
| Specific conductance | daily maximum | report only (umho/cm) | all year |
| Oxygen, dissolved [DO] | daily maximum | report only (mg/L) | all year |
| Oxygen, dissolved [DO] | daily maximum | report only (mg/L) | all year |
| pH | minimum | ≥ 6.5 SU | all year |
| pH | maximum | ≤ 8.3 SU | all year |
| pH | daily maximum | report only (SU) | all year |
| pH | daily maximum | report only (SU) | all year |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year |
| Solids, total | daily maximum | report only (mg/L) | all year |
| Solids, total | daily maximum | report only (mg/L) | all year |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | all year |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | all year |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year |
| Calcium, total [as Ca] | daily maximum | report only (mg/L) | all year |
| Calcium, total [as Ca] | daily maximum | report only (mg/L) | all year |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year |
| Chlorine, total residual | daily maximum | report only (mg/L) | all year |
| Chlorine, total residual | daily maximum | report only (mg/L) | all year |
| Number of Events | monthly average | report only (#) | all year |
| Number of Events | daily minimum | ≥ 14 # | all year |
| LC50 Static 48Hr Acute Ceriodaphnia dubia | minimum | ≥ 100 % | all year |
| LC50 Static 48Hr Acute Pimephales promelas | minimum | ≥ 100 % | all year |
| NOEL Static 7Day Chronic Ceriodaphnia dubia | minimum | ≥ 100 % | all year |
| Noel Static 7Day Chronic Pimephales | minimum | ≥ 100 % | all year |
Cited limits by parameter: Massachusetts's rules and the federal ones.
Same industry: the 3 Local and Interurban Passenger Transit permits in Massachusetts.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/MA0033987 · MCP: https://passage-data.com/mcp