{"permit":"AR0000531","name":"Elemental Environmental Solutions LLC","state":"AR","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/AR0000531"},"about":[{"label":"What it is","text":"Refuse Systems (EPA's industry listing)"},{"label":"Where","text":"Arkadelphia, Arkansas","href":"https://www.openstreetmap.org/?mlat=34.064861&mlon=-93.082194#map=14/34.064861/-93.082194"},{"label":"Last 12 months","text":"Over a limit once, last in June 2026 (Oxygen demand, chem. [low level] [COD]). 4 of 14 reports filed late"},{"label":"Permit","text":"In force until Feb 28, 2027"}],"renewal_due":{"date":"2026-09-01","when":"Sep 1, 2026, overdue","urgent":true},"renewal_check":{"offered_because":"application_overdue","application_due":"2026-09-01","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/AR0000531#renewal","says":"Each limit a renewal could tighten or add, from the state's water-quality standards and the federal rules for this kind of discharge, each cited to its rule, beside EPA's 12-month record; a rule we do not hold is named, never guessed. A person orders it on the permit's page with their email; it is sent by email within 5 business days."},"sector":{"state":"AR","sic":"4953","permits":5,"list":"https://passage-data.com/api/v1/permits?state=AR&sic=4953","page":"https://passage-data.com/dmr/s/AR/4953"},"limits_from_version":null,"record":{"last_filed":"2026-09-30","over":1,"over_by":[["Oxygen demand, chem. [low level] [COD]",1]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Oxygen demand, chem. [low level] [COD]","times":1,"find_limits":{"parameter":"cod","place":"US-AR","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=cod&place=US-AR&medium=water_discharge"}],"limits":[{"outfall":"003","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"monthly average","qualifier":"<=","value":"50","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"003-Monthly-SW Runoff/Groundwater/Cooling Tower Bd"},{"outfall":"003","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"daily maximum","qualifier":"<=","value":"75","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"003-Monthly-SW Runoff/Groundwater/Cooling Tower Bd"},{"outfall":"003","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"003-Monthly-SW Runoff/Groundwater/Cooling Tower Bd"},{"outfall":"003","parameter":"pH","parameter_code":"00400","statistic":"maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"003-Monthly-SW Runoff/Groundwater/Cooling Tower Bd"},{"outfall":"003","parameter":"Oil & Grease","parameter_code":"00556","statistic":"monthly average","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"003-Monthly-SW Runoff/Groundwater/Cooling Tower Bd"},{"outfall":"003","parameter":"Oil & Grease","parameter_code":"00556","statistic":"daily maximum","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"003-Monthly-SW Runoff/Groundwater/Cooling Tower Bd"},{"outfall":"003","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"monthly average","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Monthly-SW Runoff/Groundwater/Cooling Tower Bd"},{"outfall":"003","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"daily maximum","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Monthly-SW Runoff/Groundwater/Cooling Tower Bd"},{"outfall":"TX3","parameter":"Whole effluent toxicity - 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Retest #3","parameter_code":"51443","statistic":"48-hour minimum","qualifier":null,"value":null,"unit":"pass=0;fail=1","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Semi-Annual Acute Wet Testing"},{"outfall":"TX3","parameter":"Whole Effluent Toxicity, Sub-Lethal Retest #3","parameter_code":"51444","statistic":"48-hour minimum","qualifier":null,"value":null,"unit":"pass=0;fail=1","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Semi-Annual Acute Wet Testing"},{"outfall":"TX3","parameter":"Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex","parameter_code":"TEM3D","statistic":"48-hour minimum","qualifier":null,"value":null,"unit":"pass=0;fail=1","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Semi-Annual Acute Wet Testing"},{"outfall":"TX3","parameter":"LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas","parameter_code":"TEM6C","statistic":"48-hour minimum","qualifier":null,"value":null,"unit":"pass=0;fail=1","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Semi-Annual Acute Wet Testing"},{"outfall":"TX3","parameter":"NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex","parameter_code":"TOM3D","statistic":"48-hour minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Semi-Annual Acute Wet Testing"},{"outfall":"TX3","parameter":"NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas","parameter_code":"TOM6C","statistic":"48-hour minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Semi-Annual Acute Wet Testing"},{"outfall":"TX3","parameter":"Coef Of Var Static Renewal 48Hr Acute D. pulex","parameter_code":"TQM3D","statistic":"48-hour minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Semi-Annual Acute Wet Testing"},{"outfall":"TX3","parameter":"Coef Of Var Static Renewal 48Hr Acute Pimephales promelas","parameter_code":"TQM6C","statistic":"48-hour minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Semi-Annual Acute Wet Testing"}],"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":"AR","sic":"4953"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=AR&sic=4953","url":"https://passage-data.com/api/v1/permits?state=AR&sic=4953","page":"https://passage-data.com/dmr/s/AR/4953"},{"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":"cod","place":"US-AR","medium":"water_discharge"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=cod&place=US-AR&medium=water_discharge","url":"https://passage-data.com/api/v1/limits?parameter=cod&place=US-AR&medium=water_discharge","page":"https://passage-data.com/limits/US-AR/cod"},{"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":"AR0000531"},"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=AR0000531"},{"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":"AR0000531"},"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=AR0000531"}]}