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Blairsville Muni Auth Indiana Cnty

Water Supply, Derry, Pennsylvania. NPDES permit PA0215856, in force until May 30, 2029. Last 12 months: no values over a limit, 10 required values missing, 1 of 10 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 28 days after each period: form A monthly (10 values)
Last report on file: June 2026
Oct 2024 – Sep 2025: 0 values over a limit, 0 required values missing, 1 of 12 reports late

Limits in force (10)

Parameter	Statistic	Limit	Months
pH	daily minimum	≥ 6 SU	all year
pH	daily maximum	≤ 9 SU	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	≤ 2 mg/L	all year
Aluminum, total [as Al]	monthly average	≤ .75 mg/L	all year
Aluminum, total [as Al]	daily maximum	≤ .75 mg/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

How strict are these limits?

Iron, total [as Fe], monthly average 1.5 mg/L — stricter than 61% of 672 other minor industrial and other permits in Pennsylvania; 37% have the same limit
Iron, total [as Fe], daily maximum 3 mg/L — stricter than 60% of 668 other minor industrial and other permits in Pennsylvania; 37% have the same limit
Aluminum, total [as Al], daily maximum .75 mg/L — stricter than 54% of 584 other minor industrial and other permits in Pennsylvania; 45% have the same limit

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

Same industry: the 214 Water Supply 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/PA0215856 · MCP: https://passage-data.com/mcp