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John A Alvarez and Sons, Inc

Services, Hudson, New York. NPDES permit NY0222674 expired Jul 31, 2023; its limits still apply. Last 12 months: over a limit 3 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due: About 28 days after each period: form M monthly (5 values), form Q quarterly (8 values)
Last report on file: September 2026
Oct 2024 – Sep 2025: 0 values over a limit, 0 required values missing, 0 of 16 reports late

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

Period ending	Parameter	Reported	Limit	Over by
March 2026	Nitrogen, ammonia, total [as NH3], daily maximum	2.4 mg/L	≤ 2.2 mg/L	9%
June 2026	Nitrogen, ammonia, total [as NH3], daily maximum	1.3 mg/L	≤ 1.1 mg/L	18%
June 2026	Solids, suspended percent removal, monthly average minimum	77 %	≥ 85 %	53%

Limits in force (14)

Parameter	Statistic	Limit	Months
Temperature, water deg. fahrenheit	daily maximum	≤ 70 deg F	all year
Flow rate	30-day average	≤ 22800 gal/d	all year
Oxygen, dissolved [DO]	daily minimum	≥ 7 mg/L	all year
BOD, 5-day, 20 deg. C	daily maximum	≤ 5 mg/L	all year
BOD, 5-day, 20 deg. C	daily maximum	≤ .95 lb/d	all year
pH	minimum	≥ 6 SU	all year
pH	maximum	≤ 9 SU	all year
Solids, total suspended	daily maximum	≤ 10 mg/L	all year
Solids, total suspended	daily maximum	≤ 1.9 lb/d	all year
Solids, settleable	daily maximum	≤ .1 mL/L	all year
Nitrogen, ammonia, total [as NH3]	daily maximum	≤ 1.1 mg/L	Jun–Oct
Nitrogen, ammonia, total [as NH3]	daily maximum	≤ 2.2 mg/L	Jan, Feb, Mar, Apr, May, Nov, Dec
BOD, 5-day, percent removal	monthly average minimum	≥ 85 %	all year
Solids, suspended percent removal	monthly average minimum	≥ 85 %	all year

How strict are these limits?

Nitrogen, ammonia, total [as NH3], daily maximum 1.1 mg/L — stricter than 87% of 85 other minor industrial and other permits in New York; 8% have the same limit
Temperature, water deg. fahrenheit, daily maximum 70 deg F — stricter than 75% of 149 other minor industrial and other permits in New York; 23% have the same limit
Solids, total suspended, daily maximum 10 mg/L — stricter than 60% of 340 other minor industrial and other permits in New York; 39% have the same limit

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

Same industry: the 180 Miscellaneous Services permits in New York.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NY0222674 · MCP: https://passage-data.com/mcp