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maximum","qualifier":"<=","value":".9","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"MONTHLY"},{"outfall":"003","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"30-day average","qualifier":"<=","value":"7.53","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"MONTHLY"},{"outfall":"003","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":"7.53","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"MONTHLY"},{"outfall":"003","parameter":"E. coli","parameter_code":"51040","statistic":"geometric mean","qualifier":"<=","value":"630","unit":"#/100mL","report_only":false,"enforceable":true,"months":["MAR","APR","MAY","JUN","JUL","AUG","SEP","OCT","NOV"],"limit_set":"MONTHLY"}],"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":"IA","sic":"20"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=IA&sic=20","url":"https://passage-data.com/api/v1/permits?state=IA&sic=20","page":"https://passage-data.com/dmr/s/IA/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":"bod","place":"US-IA","medium":"water_discharge"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=bod&place=US-IA&medium=water_discharge","url":"https://passage-data.com/api/v1/limits?parameter=bod&place=US-IA&medium=water_discharge","page":"https://passage-data.com/limits/US-IA/bod"},{"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":"IA0064262"},"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=IA0064262"},{"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":"IA0064262"},"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=IA0064262"}]}