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Safety-Kleen Systems Inc.

Nonclassifiable Establishments, Columbus, Ohio. NPDES permit OH0151625, in force until Jan 31, 2028. Last 12 months: over a limit 3 times (last June 2026), 2 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (30 values), outfall 601 form A monthly (39 values)
Renewal application due
Aug 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 2 of 24 reports late

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

Period endingParameterReportedLimitOver by
May 2026Oxygen, dissolved [DO] minimum, daily minimum1.2≥ 6 mg/L80%
June 2026Chromium, total recoverable, daily maximum290≤ 230 ug/L26%
June 2026pH, daily maximum10≤ 9 SU—

Limits in force (69)

ParameterStatisticLimitMonthsOutfall
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 65 mg/Lall year001
Solids, total suspendeddaily maximum≤ 90 mg/Lall year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year001
Carbon, tot organic [TOC]monthly averagereport only (mg/L)all year001
Carbon, tot organic [TOC]daily maximumreport only (mg/L)all year001
Arsenic, total recoverabledaily maximum≤ 340 ug/Lall year001
Cobalt, total recoverabledaily maximum≤ 220 ug/Lall year001
Zinc, total recoverabledaily maximum≤ 340 ug/Lall year001
Tin, total [as Sn]daily maximum≤ 1600 ug/Lall year001
Cadmium, total recoverabledaily maximum≤ 18 ug/Lall year001
Lead, total recoverabledaily maximum≤ 30 ug/Lall year001
Chromium, total recoverabledaily maximum≤ 230 ug/Lall year001
Copper, total recoverabledaily maximum≤ 44 ug/Lall year001
Butyl benzyl phthalatedaily maximum≤ 130 ug/Lall year001
Fluoranthenedaily maximum≤ 3.7 ug/Lall year001
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ 59 ug/Lall year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 1100 ug/Lall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Mercury, total low levelmonthly average≤ 12 ng/Lall year001
Mercury, total low leveldaily maximum≤ 1700 ng/Lall year001
Oxygen, dissolved [DO] minimumdaily minimum≥ 6 mg/Lall year001
n-Decanemonthly averagereport only (ug/L)all year001
n-Decanedaily maximumreport only (ug/L)all year001
Carbazolemonthly averagereport only (ug/L)all year001
Carbazoledaily maximumreport only (ug/L)all year001
n-Octadecanemonthly averagereport only (ug/L)all year001
n-Octadecanedaily maximumreport only (ug/L)all year001
pHdaily minimum≥ 6 SUall year601
pHdaily maximum≤ 9 SUall year601
Solids, total suspendeddaily maximum≤ 10 mg/Lall year601
Oil and grease, hexane extr methodmonthly average≤ 0 mg/Lall year601
Oil and grease, hexane extr methoddaily maximum≤ 5 mg/Lall year601
Arsenic, total [as As]monthly average≤ 1330 ug/Lall year601
Arsenic, total [as As]daily maximum≤ 2950 ug/Lall year601
Arsenic, total [as As]monthly average≤ 1 kg/dall year601
Arsenic, total [as As]daily maximum≤ 1 kg/dall year601
Cadmium, total [as Cd]monthly average≤ 10.2 ug/Lall year601
Cadmium, total [as Cd]daily maximum≤ 17.2 ug/Lall year601
Chromium, total [as Cr]monthly average≤ 323 ug/Lall year601
Chromium, total [as Cr]daily maximum≤ 746 ug/Lall year601
Cobalt, total [as Co]monthly average≤ 18800 ug/Lall year601
Cobalt, total [as Co]daily maximum≤ 56400 ug/Lall year601
Copper, total [as Cu]monthly average≤ 242 ug/Lall year601
Copper, total [as Cu]daily maximum≤ 500 ug/Lall year601
Lead, total [as Pb]monthly average≤ .16 ug/Lall year601
Lead, total [as Pb]daily maximum≤ 350 ug/Lall year601
Zinc, total [as Zn]monthly average≤ 4500 ug/Lall year601
Zinc, total [as Zn]daily maximum≤ 8260 ug/Lall year601
Tin, total [as Sn]monthly average≤ 165 ug/Lall year601
Tin, total [as Sn]daily maximum≤ 335 ug/Lall year601
Butyl benzyl phthalatemonthly average≤ 88.7 ug/Lall year601
Butyl benzyl phthalatedaily maximum≤ 188 ug/Lall year601
Fluoranthenemonthly average≤ 26.8 ug/Lall year601
Fluoranthenedaily maximum≤ 53.7 ug/Lall year601
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ 101 ug/Lall year601
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 215 ug/Lall year601
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year601
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year601
Mercury, total [as Hg]monthly average≤ 6.47 ug/Lall year601
Mercury, total [as Hg]daily maximum≤ 17.2 ug/Lall year601
n-Decanemonthly average≤ 437 ug/Lall year601
n-Decanedaily maximum≤ 948 ug/Lall year601
Carbazolemonthly average≤ 276 ug/Lall year601
Carbazoledaily maximum≤ 598 ug/Lall year601
n-Octadecanemonthly average≤ 302 ug/Lall year601
n-Octadecanedaily maximum≤ 589 ug/Lall year601

How strict are these limits?

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

Same industry: the 98 Nonclassifiable Establishments permits in Ohio.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0151625 · MCP: https://passage-data.com/mcp