{"permit":"DC0000345","name":"World War II Memorial","state":"DC","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/DC0000345"},"about":[{"label":"What it is","text":"Amusement Parks (EPA's industry listing)"},{"label":"Where","text":"Washington, the District of Columbia","href":"https://www.openstreetmap.org/?mlat=38.5500&mlon=-77.0230#map=14/38.5500/-77.0230"},{"label":"Last 12 months","text":"Over a limit 2 times, last in March 2026 (pH; Iron, total [as Fe]). 2 required values not reported. 4 of 12 reports filed late"},{"label":"Permit","text":"In force until Feb 28, 2029"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"DC","sic":"79","permits":2,"list":"https://passage-data.com/api/v1/permits?state=DC&sic=79"},"limits_from_version":null,"record":{"last_filed":"2026-09-30","over":2,"over_by":[["pH",1],["Iron, total [as Fe]",1]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"pH","times":1,"find_limits":{"parameter":"ph","place":"US-DC","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=ph&place=US-DC&medium=surface_water"},{"parameter":"Iron, total [as Fe]","times":1,"find_limits":{"parameter":"iron","place":"US-DC","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=iron&place=US-DC&medium=surface_water"}],"upcoming":[{"parameter":"E. coli","outfall":"001","limit":400,"unit":"MPN/100mL","statistic":"daily maximum","statistic_code":"DD","begin":"2027-03-01","kind":"new","now":{"median":57.35,"n":12},"times_limit":0.143},{"parameter":"E. coli","outfall":"001","limit":126,"unit":"MPN/100mL","statistic":"monthly average","statistic_code":"MK","begin":"2027-03-01","kind":"new","now":{"median":57.35,"n":12},"times_limit":0.455}],"limits":[{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"maximum","qualifier":"<=","value":"8.5","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":"60","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Oil & Grease","parameter_code":"00556","statistic":"monthly average","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Oil & Grease","parameter_code":"00556","statistic":"daily maximum","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"monthly average","qualifier":"<=","value":"1.3","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":"<=","value":"4.2","unit":"mg/L","report_only":false,"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},{"outfall":"001","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"monthly average","qualifier":"<=","value":".1","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":".1","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"E. coli","parameter_code":"51040","statistic":"monthly average","qualifier":null,"value":null,"unit":"MPN/100mL","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"E. coli","parameter_code":"51040","statistic":"daily maximum","qualifier":null,"value":null,"unit":"MPN/100mL","report_only":true,"enforceable":true,"months":"all","limit_set":null}],"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":"DC","sic":"79"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=DC&sic=79","url":"https://passage-data.com/api/v1/permits?state=DC&sic=79"},{"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":"ph","place":"US-DC","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=ph&place=US-DC&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=ph&place=US-DC&medium=surface_water","page":"https://passage-data.com/limits/US-DC/ph"},{"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":"DC0000345"},"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=DC0000345"},{"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":"DC0000345"},"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=DC0000345"}]}