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RI AIR NATIONAL GUARD, 143rd AW/EM

Federal facility (Aircraft), North Kingstown, Rhode Island. NPDES permit RI0021555, in force until Dec 31, 2026. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A quarterly (23 values), form B quarterly (23 values)
Renewal application due
Jul 4, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 8 reports late

Limits in force (46)

ParameterStatisticLimitMonths
Solids, total suspendeddaily maximum≤ 20 mg/Lall year
Solids, total suspendeddaily maximum≤ 20 mg/Lall year
Oil & Greasedaily maximum≤ 15 mg/Lall year
Oil & Greasedaily maximum≤ 15 mg/Lall year
Toluenedaily maximumreport only (ug/L)all year
Toluenedaily maximumreport only (ug/L)all year
Benzenedaily maximumreport only (ug/L)all year
Benzenedaily maximumreport only (ug/L)all year
Acenaphthylenedaily maximumreport only (ug/L)all year
Acenaphthylenedaily maximumreport only (ug/L)all year
Acenaphthenedaily maximumreport only (ug/L)all year
Acenaphthenedaily maximumreport only (ug/L)all year
Anthracenedaily maximumreport only (ug/L)all year
Anthracenedaily maximumreport only (ug/L)all year
Benzo[b]fluoranthenedaily maximumreport only (ug/L)all year
Benzo[b]fluoranthenedaily maximumreport only (ug/L)all year
Benzo[k]fluoranthenedaily maximumreport only (ug/L)all year
Benzo[k]fluoranthenedaily maximumreport only (ug/L)all year
Benzo[a]pyrenedaily maximumreport only (ug/L)all year
Benzo[a]pyrenedaily maximumreport only (ug/L)all year
Chrysenedaily maximumreport only (ug/L)all year
Chrysenedaily maximumreport only (ug/L)all year
Ethylbenzenedaily maximumreport only (ug/L)all year
Ethylbenzenedaily maximumreport only (ug/L)all year
Fluoranthenedaily maximumreport only (ug/L)all year
Fluoranthenedaily maximumreport only (ug/L)all year
Fluorenedaily maximumreport only (ug/L)all year
Fluorenedaily maximumreport only (ug/L)all year
Indeno[1,2,3-cd]pyrenedaily maximumreport only (ug/L)all year
Indeno[1,2,3-cd]pyrenedaily maximumreport only (ug/L)all year
Phenanthrenedaily maximumreport only (ug/L)all year
Phenanthrenedaily maximumreport only (ug/L)all year
Pyrenedaily maximumreport only (ug/L)all year
Pyrenedaily maximumreport only (ug/L)all year
Benzo[ghi]perylenedaily maximumreport only (ug/L)all year
Benzo[ghi]perylenedaily maximumreport only (ug/L)all year
Benzo[a]anthracenedaily maximumreport only (ug/L)all year
Benzo[a]anthracenedaily maximumreport only (ug/L)all year
Dibenz[a,h]anthracenedaily maximumreport only (ug/L)all year
Dibenz[a,h]anthracenedaily maximumreport only (ug/L)all year
Naphthalenedaily maximumreport only (ug/L)all year
Naphthalenedaily maximumreport only (ug/L)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Xylene [mix of m+o+p]daily maximumreport only (ug/L)all year
Xylene [mix of m+o+p]daily maximumreport only (ug/L)all year

How strict are these limits?

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

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/RI0021555 · MCP: https://passage-data.com/mcp