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maximum","qualifier":null,"value":null,"unit":"mg/kg","report_only":true,"enforceable":true,"months":"all","limit_set":"SLDL"},{"outfall":"SLD","parameter":"Phosphorus, sludge, total, dry weight [as P]","parameter_code":"78478","statistic":"monthly minimum","qualifier":null,"value":null,"unit":"mg/kg","report_only":true,"enforceable":true,"months":"all","limit_set":"SLDL"},{"outfall":"SLD","parameter":"Phosphorus, sludge, total, dry weight [as P]","parameter_code":"78478","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/kg","report_only":true,"enforceable":true,"months":"all","limit_set":"SLDL"},{"outfall":"SLD","parameter":"Phosphorus, sludge, total, dry weight [as P]","parameter_code":"78478","statistic":"monthly maximum","qualifier":null,"value":null,"unit":"mg/kg","report_only":true,"enforceable":true,"months":"all","limit_set":"SLDL"}],"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":"MI","sic":"55"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=MI&sic=55","url":"https://passage-data.com/api/v1/permits?state=MI&sic=55"},{"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":"ammonia","place":"US-MI","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=ammonia&place=US-MI&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=ammonia&place=US-MI&medium=surface_water","page":"https://passage-data.com/limits/US-MI/ammonia"},{"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":"MI0060010"},"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=MI0060010"},{"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":"MI0060010"},"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=MI0060010"}]}