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CERTA Vandalia LLc

Motor Vehicle Parts And Accessories, Dayton, Ohio. NPDES permit OH0122751, in force until Dec 31, 2027. Last 12 months: over a limit 3 times (last October 2025), 18 required values missing, 3 of 10 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 20 days after each period: form A monthly (10 values)
Renewal application due: Jul 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file: July 2026
Oct 2024 – Sep 2025: 6 values over a limit, 0 required values missing, 2 of 12 reports late

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

Period ending	Parameter	Reported	Limit	Over by
October 2025	Trichloroethene, daily maximum	54.1	≤ 10 ug/L	441%
October 2025	Trichloroethene, monthly average	54.1	≤ 5 ug/L	982%
October 2025	cis-1,2-Dichloroethylene, monthly average	6.72	≤ 5 ug/L	34%

Limits in force (10)

Parameter	Statistic	Limit	Months
1,1-Dichloroethane	monthly average	≤ 5 ug/L	all year
1,1-Dichloroethane	daily maximum	≤ 10 ug/L	all year
1,1,1-Trichloroethane	monthly average	≤ 5 ug/L	all year
1,1,1-Trichloroethane	daily maximum	≤ 10 ug/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
cis-1,2-Dichloroethylene	monthly average	≤ 5 ug/L	all year
cis-1,2-Dichloroethylene	daily maximum	≤ 10 ug/L	all year
Trichloroethene	monthly average	≤ 5 ug/L	all year
Trichloroethene	daily maximum	≤ 10 ug/L	all year

How strict are these limits?

1,1,1-Trichloroethane, daily maximum 10 ug/L — stricter than 61% of 83 other minor industrial and other permits nationwide; 22% have the same limit
1,1-Dichloroethane, daily maximum 10 ug/L — stricter than 55% of 70 other minor industrial and other permits nationwide; 17% have the same limit
1,1,1-Trichloroethane, monthly average 5 ug/L — stricter than 52% of 23 other minor industrial and other permits nationwide; 48% have the same limit

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

Same industry: the 27 Transportation Equipment permits in Ohio.

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Your permit document is the final word. As JSON: /api/v1/permits/OH0122751 · MCP: https://passage-data.com/mcp