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Marden, LLC (formerly ROCO LLC) DBA Cedar Hill Resort

Sewerage Systems, Celina, Tennessee. NPDES permit TN0058033, in force until Oct 31, 2029. Last 12 months: over a limit 8 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form G monthly (15 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 0 of 9 reports late

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

Period endingParameterReportedLimitOver by
December 2025E. coli, daily maximum2420 #/100mL≤ 410 #/100mL490%
December 2025E. coli, monthly average1212 #/100mL≤ 126 #/100mL862%
February 2026E. coli, daily maximum2420 #/100mL≤ 410 #/100mL490%
February 2026E. coli, monthly average1210 #/100mL≤ 126 #/100mL860%
June 2026Nitrogen, ammonia total [as N], daily maximum3.5 mg/L≤ 1.33 mg/L163%
July 2026Chlorine, total residual, daily maximum.83 mg/L≤ .5 mg/L66%
July 2026Nitrogen, ammonia total [as N], daily maximum3.36 mg/L≤ 1.33 mg/L153%
July 2026Nitrogen, ammonia total [as N], monthly average.96 mg/L≤ .887 mg/L8%

Limits in force (17)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 1 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 45 mg/Lall year
Solids, settleabledaily maximum≤ 1 mL/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 1.69 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ .887 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 2.54 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 1.33 mg/LMay–Oct
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualdaily maximum≤ .5 mg/Lall year
E. colimonthly average≤ 126 #/100mLall year
E. colidaily maximum≤ 410 #/100mLall year

New limits from Jan 1, 2028

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Chlorine, total residual, daily maximum0.019 mg/Ltighter0.425 mg/L (12 values)22.4×

How strict are these limits?

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TN0058033 · MCP: https://passage-data.com/mcp