{"permit":"GA0026816","name":"DeKalb County","state":"GA","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/GA0026816"},"about":[{"label":"What it is","text":"Sewage treatment plant · rated a major discharger by EPA"},{"label":"Where","text":"Lithonia, Georgia","href":"https://www.openstreetmap.org/?mlat=33.637972&mlon=-84.14331#map=14/33.637972/-84.14331"},{"label":"Last 12 months","text":"Over a limit 3 times, last in November 2025 (Phosphorus, total [as P]). 14 of 22 reports filed late"},{"label":"Permit","text":"In force until Mar 31, 2029"}],"renewal_due":null,"renewal_check":null,"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-08-31","over":3,"over_by":[["Phosphorus, total [as P]",3]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Phosphorus, total [as P]","times":3,"find_limits":{"parameter":"phosphorus","place":"US-GA","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=phosphorus&place=US-GA&medium=water_discharge"}],"limits":[{"outfall":"001","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"minimum","qualifier":">=","value":"6","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"25","unit":"mg/L","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":["APR","MAY","JUN","OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUL","AUG","SEP"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":["OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":"<=","value":"37.5","unit":"mg/L","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":"<=","value":"22.5","unit":"mg/L","report_only":false,"enforceable":true,"months":["APR","MAY","JUN","OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUL","AUG","SEP"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":"<=","value":"22.5","unit":"mg/L","report_only":false,"enforceable":true,"months":["OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"4170","unit":"lb/d","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"2502","unit":"lb/d","report_only":false,"enforceable":true,"months":["APR","MAY","JUN","OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"1668","unit":"lb/d","report_only":false,"enforceable":true,"months":["JUL","AUG","SEP"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"2502","unit":"lb/d","report_only":false,"enforceable":true,"months":["OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":"<=","value":"5213","unit":"lb/d","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":"<=","value":"3128","unit":"lb/d","report_only":false,"enforceable":true,"months":["APR","MAY","JUN","OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":"<=","value":"2085","unit":"lb/d","report_only":false,"enforceable":true,"months":["JUL","AUG","SEP"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":"<=","value":"3128","unit":"lb/d","report_only":false,"enforceable":true,"months":["OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":null,"value":null,"unit":"lb/d","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":null,"value":null,"unit":"lb/d","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"maximum","qualifier":"<=","value":"8.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"20","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"weekly average","qualifier":"<=","value":"30","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"3336","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"weekly average","qualifier":"<=","value":"4170","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"weekly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":null,"value":null,"unit":"lb/d","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"weekly average","qualifier":null,"value":null,"unit":"lb/d","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, total [as N]","parameter_code":"00600","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, organic total [as N]","parameter_code":"00605","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"1.3","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUL","AUG","SEP"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"1.8","unit":"mg/L","report_only":false,"enforceable":true,"months":["OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"2.2","unit":"mg/L","report_only":false,"enforceable":true,"months":["APR","MAY","JUN"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"6.7","unit":"mg/L","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"weekly average","qualifier":"<=","value":"2","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUL","AUG","SEP"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"weekly average","qualifier":"<=","value":"2.7","unit":"mg/L","report_only":false,"enforceable":true,"months":["OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"weekly average","qualifier":"<=","value":"3.3","unit":"mg/L","report_only":false,"enforceable":true,"months":["APR","MAY","JUN"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"weekly average","qualifier":"<=","value":"10.1","unit":"mg/L","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"217","unit":"lb/d","report_only":false,"enforceable":true,"months":["JUL","AUG","SEP"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"300","unit":"lb/d","report_only":false,"enforceable":true,"months":["OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"367","unit":"lb/d","report_only":false,"enforceable":true,"months":["APR","MAY","JUN"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"1118","unit":"lb/d","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"weekly average","qualifier":"<=","value":"271","unit":"lb/d","report_only":false,"enforceable":true,"months":["JUL","AUG","SEP"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"weekly average","qualifier":"<=","value":"375","unit":"lb/d","report_only":false,"enforceable":true,"months":["OCT","NOV","DEC"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"weekly average","qualifier":"<=","value":"459","unit":"lb/d","report_only":false,"enforceable":true,"months":["APR","MAY","JUN"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"weekly average","qualifier":"<=","value":"1397","unit":"lb/d","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR"],"limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrogen, Kjeldahl, total [as N]","parameter_code":"00625","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Nitrite + Nitrate total [as N]","parameter_code":"00630","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"monthly average","qualifier":"<=","value":".3","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"weekly average","qualifier":"<=","value":".45","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"monthly average","qualifier":"<=","value":"50","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"weekly average","qualifier":"<=","value":"63","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Phosphate, ortho [as P]","parameter_code":"04175","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"monthly average","qualifier":"<=","value":"20","unit":"MGD","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"weekly average","qualifier":"<=","value":"25","unit":"MGD","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"maximum","qualifier":"<=","value":".01","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"E. coli","parameter_code":"51040","statistic":"monthly geometric mean","qualifier":"<=","value":"126","unit":"#/100mL","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"E. coli","parameter_code":"51040","statistic":"weekly geometric mean","qualifier":"<=","value":"410","unit":"#/100mL","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, sludge, total, dry weight","parameter_code":"78477","statistic":"monthly total","qualifier":null,"value":null,"unit":"dry ton","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"BOD, 5-day, percent removal","parameter_code":"81010","statistic":"minimum","qualifier":">=","value":"85","unit":"%","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"Solids, suspended percent removal","parameter_code":"81011","statistic":"minimum","qualifier":">=","value":"85","unit":"%","report_only":false,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia","parameter_code":"TOP3B","statistic":"minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas","parameter_code":"TOP6C","statistic":"minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia","parameter_code":"TPP3B","statistic":"minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"001","parameter":"NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas","parameter_code":"TPP6C","statistic":"minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"Final Discharge (20 MGD)"},{"outfall":"FLO","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"monthly average","qualifier":"<=","value":"56","unit":"MGD","report_only":false,"enforceable":true,"months":"all","limit_set":"Combined Flow (Snapfinger - Polebridge)"}],"next":[{"tool":"find_limits","says":"What do the rules say about what it went over on? find_limits gives the cited state and federal limits for it, each with its rule; `get` is the address to fetch, and `over_limits` holds one for each parameter.","arguments":{"parameter":"phosphorus","place":"US-GA","medium":"water_discharge"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=phosphorus&place=US-GA&medium=water_discharge","url":"https://passage-data.com/api/v1/limits?parameter=phosphorus&place=US-GA&medium=water_discharge","page":"https://passage-data.com/limits/US-GA/phosphorus"},{"tool":"check_dmr","says":"Before your user files this permit's DMR: check_dmr sets each value beside the permit's limit for that period, with EPA's violation rule's verdict.","arguments":{"permit":"GA0026816"},"needs":{"period_end":"The reporting period: its month (2026-09).","values":"The period's values as your user will file them: [{outfall, parameter, statistic, value, unit}, ...]."},"post":"/api/v1/dmr/check","url":"https://passage-data.com/api/v1/dmr/check","page":"https://passage-data.com/dmr/?permit=GA0026816"},{"tool":"fill_dmr","says":"Has your user the plant's raw daily results? fill_dmr computes the period's DMR values from them, each with the rows it came from.","arguments":{"permit":"GA0026816"},"needs":{"period_end":"The reporting period: its month (2026-09).","rows":"The plant's results: [{date, parameter, value, unit, point}, ...]; or `table`, the lab's or plant's export as text."},"post":"/api/v1/dmr/fill","url":"https://passage-data.com/api/v1/dmr/fill","page":"https://passage-data.com/dmr/?permit=GA0026816"}]}