Passage Data · Check a report · Use it from your AI

Penndot Bur of Opr

Water Supply, Cyclone, Pennsylvania. NPDES permit PA0035581, in force until Sep 30, 2027. Last 12 months: over a limit 5 times (last February 2026), 12 required values missing, 2 of 13 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 28 days after each period: form A monthly (5 values), form Q quarterly (5 values)
Renewal application due: Apr 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file: June 2026
Oct 2024 – Sep 2025: 6 values over a limit, 31 required values missing, 1 of 16 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period ending	Parameter	Reported	Limit	Over by
December 2025	Chlorine, total residual, instantaneous maximum	2.89 mg/L	≤ 1.2 mg/L	141%
December 2025	Chlorine, total residual, monthly average	1 mg/L	≤ .5 mg/L	100%
December 2025	pH, instantaneous maximum	9.5 SU	≤ 9 SU	—
February 2026	Chlorine, total residual, instantaneous maximum	8.2 mg/L	≤ 1.2 mg/L	583%
February 2026	Chlorine, total residual, monthly average	8.2 mg/L	≤ .5 mg/L	1540%

Limits in force (10)

Parameter	Statistic	Limit	Months
BOD, 5-day, 20 deg. C	quarterly average	≤ 10 mg/L	all year
BOD, 5-day, 20 deg. C	instantaneous maximum	≤ 20 mg/L	all year
pH	instantaneous minimum	≥ 6 SU	all year
pH	instantaneous maximum	≤ 9 SU	all year
Solids, total suspended	quarterly average	≤ 10 mg/L	all year
Solids, total suspended	instantaneous maximum	≤ 20 mg/L	all year
Flow, in conduit or thru treatment plant	monthly average	report only (gal/d)	all year
Chlorine, total residual	monthly average	≤ .5 mg/L	all year
Chlorine, total residual	instantaneous maximum	≤ 1.2 mg/L	all year
Coliform, fecal general	quarterly average	≤ 200 #/100mL	all year

How strict are these limits?

Solids, total suspended, instantaneous maximum 20 mg/L — stricter than 91% of 1,104 other minor industrial and other permits in Pennsylvania; 8% have the same limit
Solids, total suspended, quarterly average 10 mg/L — stricter than 85% of 41 other minor industrial and other permits in Pennsylvania; 15% have the same limit
Chlorine, total residual, instantaneous maximum 1.2 mg/L — stricter than 47% of 1,051 other minor industrial and other permits in Pennsylvania; 8% have the same limit

Cited limits by parameter: Pennsylvania's rules and the federal ones.

Same industry: the 214 Water Supply permits in Pennsylvania.

Check this month's numbers Email me before each report is due

· 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/PA0035581 · MCP: https://passage-data.com/mcp