{"permit":"MS0048551","name":"Catfish Processors LLC","state":"MS","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/MS0048551"},"about":[{"label":"What it is","text":"Fresh Or Frozen Prepared Fish (EPA's industry listing)"},{"label":"Where","text":"Belzoni, Mississippi","href":"https://www.openstreetmap.org/?mlat=33.190556&mlon=-90.431111#map=14/33.190556/-90.431111"},{"label":"Last 12 months","text":"Over a limit 11 times, last in August 2026 (E. coli; Flow, in conduit or thru treatment plant; Solids, total suspended). 86 required values not reported. 5 of 11 reports filed late"},{"label":"Permit","text":"In force until Sep 30, 2030"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"MS","sic":"20","permits":41,"list":"https://passage-data.com/api/v1/permits?state=MS&sic=20","page":"https://passage-data.com/dmr/s/MS/20"},"limits_from_version":null,"record":{"last_filed":"2026-08-31","over":11,"over_by":[["E. coli",5],["Flow, in conduit or thru treatment plant",3],["Solids, total suspended",3]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Solids, total suspended","times":3,"find_limits":{"parameter":"total suspended solids","place":"US-MS","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-MS&medium=water_discharge"}],"limits":[{"outfall":"001","parameter":"Total production - mass","parameter_code":"00145","statistic":"monthly average","qualifier":null,"value":null,"unit":"lb/d","report_only":true,"enforceable":true,"months":"all","limit_set":"Process & Sanitary Wastewater, & Non-contact Cooling 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maximum","qualifier":"<=","value":"210","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"Process & Sanitary Wastewater, & Non-contact Cooling Water"}],"next":[{"tool":"list_permits","says":"Screening this industry? list_permits lists every permit of it in this state in one call, each with its page and its get_permit address; `get` is the address to fetch.","arguments":{"state":"MS","sic":"20"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=MS&sic=20","url":"https://passage-data.com/api/v1/permits?state=MS&sic=20","page":"https://passage-data.com/dmr/s/MS/20"},{"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-MS","medium":"water_discharge"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-MS&medium=water_discharge","url":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-MS&medium=water_discharge","page":"https://passage-data.com/limits/US-MS/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":"MS0048551"},"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=MS0048551"},{"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":"MS0048551"},"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=MS0048551"}]}