{"permit":"MS0034991","name":"CHUCKSTOP INC","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/MS0034991"},"about":[{"label":"What it is","text":"Carwashes (EPA's industry listing)"},{"label":"Where","text":"Jackson, Mississippi","href":"https://www.openstreetmap.org/?mlat=32.314278&mlon=-90.210833#map=14/32.314278/-90.210833"},{"label":"Last 12 months","text":"No reports in EPA's file"},{"label":"Permit","text":"In force until Sep 30, 2031"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"MS","sic":"75","permits":8,"list":"https://passage-data.com/api/v1/permits?state=MS&sic=75","page":"https://passage-data.com/dmr/s/MS/75"},"limits_from_version":null,"record":null,"over_limits":[],"limits":[{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"External Outfall"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"External Outfall"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"annual average","qualifier":"<=","value":"30","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"External Outfall"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"annual maximum","qualifier":"<=","value":"45","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"External Outfall"},{"outfall":"001","parameter":"Oil and grease","parameter_code":"03582","statistic":"annual average","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"External Outfall"},{"outfall":"001","parameter":"Oil and grease","parameter_code":"03582","statistic":"annual maximum","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"External Outfall"},{"outfall":"001","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"annual average","qualifier":"<=","value":".001","unit":"MGD","report_only":false,"enforceable":true,"months":"all","limit_set":"External Outfall"}],"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":"75"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=MS&sic=75","url":"https://passage-data.com/api/v1/permits?state=MS&sic=75","page":"https://passage-data.com/dmr/s/MS/75"},{"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":"MS0034991"},"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=MS0034991"},{"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":"MS0034991"},"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=MS0034991"}]}