MARTIN MARIETTA - CADMUS QUARRY

NPDES permit KS0097322 · Minor NON-POTW · effective, expires 2030-05-31 · EPA's file as of 2026-09-26

Keep this permit as a site — opens New site at EPA's facility point (38.35179, -94.89535); you set the radius.

Check this month's numbers before you file

Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

These are the last limits EPA's file holds for this permit, from an earlier version of it (version 4 in EPA's file): its current version carries none yet. Read your permit: a renewal can change them.

EPA's record, 2025-09-01 to 2026-08-31

EPA's file shows no filings for this permit in this window. That is a statement about the file, not about the facility.

Reporting

Reports are due about 29 days after each monitoring period ends (the most common figure among KS permits in EPA's filings — check your permit).

Outfall 001, form A (Pond Discharge): files for periods ending in Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec

How strict are these limits?

Each concentration limit against the same limit in comparable permits. Where it appears more than once, its strictest value.

Solids, total suspended, daily maximum 45 mg/L — stricter than 54% of 142 other minor industrial and other permits in Kansas; 44% have the same limit
Solids, total suspended, monthly average 30 mg/L — stricter than 36% of 140 other minor industrial and other permits in Kansas; 63% have the same limit

Limits in force (2)

Outfall	Parameter	Statistic	Limit	Months
001	Solids, total suspended	monthly average	<= 30 mg/L	all year
001	Solids, total suspended	daily maximum	<= 45 mg/L	all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states