US Energy - A Division of US Venture Inc — NPDES permit IL0062791: limits, due date and EPA's record

Petroleum Bulk Stations & Terminals, Arlington Heights, Illinois. NPDES permit IL0062791, in force until Jun 30, 2030. Last 12 months: over a limit once (last June 2026), 2 required values missing. Source: EPA ECHO, Oct 22, 2026.

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

Period ending	Parameter	Reported	Limit	Over by
June 2026	Chlorine, total residual, daily maximum	.07 mg/L	≤ .05 mg/L	40%

Limits in force (40)

Parameter	Statistic	Limit	Months	Outfall
pH	monthly minimum	≥ 6 SU	all year	001
pH	monthly maximum	≤ 9 SU	all year	001
Solids, total suspended	30-day average	≤ 15 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 30 mg/L	all year	001
Oil & Grease	30-day average	≤ 15 mg/L	all year	001
Oil & Grease	daily maximum	≤ 30 mg/L	all year	001
Iron, total [as Fe]	30-day average	≤ 2 mg/L	all year	001
Iron, total [as Fe]	daily maximum	≤ 4 mg/L	all year	001
Polynuclear Aromatic Hydrocarbons [PAHs]	daily maximum	≤ .1 mg/L	all year	001
Benzene, ethylbenzene, toluene, xylene combination	daily maximum	≤ .75 mg/L	all year	001
Toluene	30-day average	≤ .14 mg/L	all year	001
Toluene	daily maximum	≤ 1.7 mg/L	all year	001
Benzene	daily maximum	≤ .05 mg/L	all year	001
Ethylbenzene	30-day average	≤ .014 mg/L	all year	001
Ethylbenzene	daily maximum	≤ .15 mg/L	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Chlorine, total residual	daily maximum	≤ .05 mg/L	all year	001
Xylene [mix of m+o+p]	30-day average	≤ .117 mg/L	all year	001
Xylene [mix of m+o+p]	daily maximum	≤ .92 mg/L	all year	001
pH	monthly minimum	≥ 6 SU	all year	002
pH	monthly maximum	≤ 9 SU	all year	002
Solids, total suspended	30-day average	≤ 15 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 30 mg/L	all year	002
Oil & Grease	30-day average	≤ 15 mg/L	all year	002
Oil & Grease	daily maximum	≤ 30 mg/L	all year	002
Iron, total [as Fe]	30-day average	≤ 2 mg/L	all year	002
Iron, total [as Fe]	daily maximum	≤ 4 mg/L	all year	002
Polynuclear Aromatic Hydrocarbons [PAHs]	daily maximum	≤ .1 mg/L	all year	002
Benzene, ethylbenzene, toluene, xylene combination	daily maximum	≤ .75 mg/L	all year	002
Toluene	30-day average	≤ .14 mg/L	all year	002
Toluene	daily maximum	≤ 1.7 mg/L	all year	002
Benzene	daily maximum	≤ .05 mg/L	all year	002
Ethylbenzene	30-day average	≤ .014 mg/L	all year	002
Ethylbenzene	daily maximum	≤ .15 mg/L	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Chlorine, total residual	daily maximum	≤ .05 mg/L	all year	002
Xylene [mix of m+o+p]	30-day average	≤ .117 mg/L	all year	002
Xylene [mix of m+o+p]	daily maximum	≤ .92 mg/L	all year	002

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/IL0062791 · MCP: https://passage-data.com/mcp