{"permit":"LA0115711","name":"TOWN OF ERATH","state":"LA","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/LA0115711"},"about":[{"label":"What it is","text":"Sewage treatment plant"},{"label":"Where","text":"Erath, Louisiana","href":"https://www.openstreetmap.org/?mlat=29.958333&mlon=-92.024722#map=14/29.958333/-92.024722"},{"label":"Last 12 months","text":"Over a limit 5 times, last in March 2026 (Solids, total suspended)"},{"label":"Permit","text":"In force until Jul 30, 2028"}],"renewal_due":null,"renewal_check":{"offered_because":"application_due_within_18_months","application_due":"2028-02-01","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/LA0115711#renewal","says":"Each limit a renewal could tighten or add, from the state's water-quality standards and the federal rules for this kind of discharge, each cited to its rule, beside EPA's 12-month record; a rule we do not hold is named, never guessed. A person orders it on the permit's page with their email; it is sent by email within 5 business days."},"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-06-30","over":5,"over_by":[["Solids, total suspended",5]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Solids, total suspended","times":5,"find_limits":{"parameter":"total suspended solids","place":"US-LA","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-LA&medium=water_discharge"}],"limits":[{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"30","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"45","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Chloride [as Cl]","parameter_code":"00940","statistic":"daily maximum","qualifier":"<=","value":"31016","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Iron, total recoverable","parameter_code":"00980","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"monthly average","qualifier":null,"value":null,"unit":"gal/d","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"daily maximum","qualifier":null,"value":null,"unit":"gal/d","report_only":true,"enforceable":true,"months":"all","limit_set":null}],"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":"total suspended solids","place":"US-LA","medium":"water_discharge"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-LA&medium=water_discharge","url":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-LA&medium=water_discharge","page":"https://passage-data.com/limits/US-LA/total-suspended-solids"},{"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":"LA0115711"},"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=LA0115711"},{"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":"LA0115711"},"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=LA0115711"}]}