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Crushed And Broken Stone, Kailua, Hawaii. NPDES permit HI0020796, in force until Dec 31, 2026. Last 12 months: no values over a limit, 168 required values missing, 2 of 2 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Turbidity | maximum | ≤ 25 NTU | Jan, Feb, Mar, Apr, Nov, Dec | 002 |
| Turbidity | maximum | ≤ 10 NTU | May–Oct | 002 |
| pH | minimum | ≥ 6 SU | all year | 002 |
| pH | maximum | ≤ 8 SU | all year | 002 |
| Solids, total suspended | maximum | ≤ 91 kg/d | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| Solids, total suspended | maximum | ≤ 62 kg/d | May–Nov | 002 |
| Oil & Grease | maximum | ≤ 15 mg/L | all year | 002 |
| Nitrogen, total [as N] | maximum | ≤ .3 kg/d | Jan, Feb, Mar, Apr, Nov, Dec | 002 |
| Nitrogen, total [as N] | maximum | ≤ .2 kg/d | May–Oct | 002 |
| Phosphorus, total [as P] | maximum | ≤ .1 kg/d | all year | 002 |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | 002 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Iron, total recoverable | maximum | report only (mg/L) | all year | 002 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Thallium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Beryllium, total recoverable [as Be] | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, hexavalent [as Cr] | maximum | ≤ 11 ug/L | all year | 002 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (ug/L) | all year | 002 |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Antimony, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Dioxin | maximum | ≤ .000005 ng/L | all year | 002 |
| 2-Methyl-4,6-dinitrophenol | daily maximum | report only (ug/L) | all year | 002 |
| Tributyltin | daily maximum | report only (ug/L) | all year | 002 |
| Carbon tetrachloride | daily maximum | report only (ug/L) | all year | 002 |
| Chloroform | daily maximum | report only (ug/L) | all year | 002 |
| Toluene | daily maximum | report only (ug/L) | all year | 002 |
| Benzene | daily maximum | report only (ug/L) | all year | 002 |
| Acenaphthene | daily maximum | report only (ug/L) | all year | 002 |
| Acrolein | daily maximum | report only (ug/L) | all year | 002 |
| Acrylonitrile | daily maximum | report only (ug/L) | all year | 002 |
| Bis[2-chloroethyl] ether | daily maximum | report only (ug/L) | all year | 002 |
| Bis[2-chloro-1-methylethyl] ether | daily maximum | report only (ug/L) | all year | 002 |
| Diethyl phthalate | daily maximum | report only (ug/L) | all year | 002 |
| Dimethyl phthalate | daily maximum | report only (ug/L) | all year | 002 |
| 1,2-Diphenylhydrazine | daily maximum | report only (ug/L) | all year | 002 |
| Ethylbenzene | daily maximum | report only (ug/L) | all year | 002 |
| Fluoranthene | daily maximum | report only (ug/L) | all year | 002 |
| Hexachlorocyclopentadiene | daily maximum | report only (ug/L) | all year | 002 |
| Hexachlorobutadiene | daily maximum | report only (ug/L) | all year | 002 |
| Hexachloroethane | daily maximum | report only (ug/L) | all year | 002 |
| Isophorone | daily maximum | report only (ug/L) | all year | 002 |
| N-Nitrosodiphenylamine | daily maximum | report only (ug/L) | all year | 002 |
| N-Nitrosodimethylamine [NDMA] | daily maximum | report only (ug/L) | all year | 002 |
| Nitrobenzene | daily maximum | report only (ug/L) | all year | 002 |
| 1,1,1-Trichloroethane | daily maximum | report only (ug/L) | all year | 002 |
| 1,1,2-Trichloroethane | daily maximum | report only (ug/L) | all year | 002 |
| 1,1,2,2-Tetrachloroethane | daily maximum | report only (ug/L) | all year | 002 |
| 2-Chlorophenol | daily maximum | report only (ug/L) | all year | 002 |
| 2,4-Dichlorophenol | daily maximum | report only (ug/L) | all year | 002 |
| 2,4-Dimethylphenol | daily maximum | report only (ug/L) | all year | 002 |
| 2,4,6-Trichlorophenol | daily maximum | report only (ug/L) | all year | 002 |
| 3,3'-Dichlorobenzidine | daily maximum | report only (ug/L) | all year | 002 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | daily maximum | report only (ug/L) | all year | 002 |
| Phenol | daily maximum | report only (ug/L) | all year | 002 |
| Naphthalene | daily maximum | report only (ug/L) | all year | 002 |
| Chlorpyrifos | daily maximum | report only (ug/L) | all year | 002 |
| Pentachlorophenol | daily maximum | report only (ug/L) | all year | 002 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | report only (ug/L) | all year | 002 |
| Di-n-butyl phthalate | daily maximum | report only (ug/L) | all year | 002 |
| Benzidine | daily maximum | report only (ug/L) | all year | 002 |
| Vinyl chloride | daily maximum | report only (ug/L) | all year | 002 |
| Trichloroethylene | daily maximum | report only (ug/L) | all year | 002 |
| 4,4'-DDT | daily maximum | report only (ug/L) | all year | 002 |
| 4,4'-DDD | daily maximum | report only (ug/L) | all year | 002 |
| Aldrin | daily maximum | report only (ug/L) | all year | 002 |
| .alpha.-BHC | daily maximum | report only (ug/L) | all year | 002 |
| .beta.-BHC | daily maximum | report only (ug/L) | all year | 002 |
| .gamma.-BHC | daily maximum | report only (ug/L) | all year | 002 |
| Chlordane [tech mix. and metabolites] | daily maximum | report only (ug/L) | all year | 002 |
| Dieldrin | daily maximum | report only (ug/L) | all year | 002 |
| Endrin | daily maximum | report only (ug/L) | all year | 002 |
| Toxaphene | daily maximum | report only (ug/L) | all year | 002 |
| Heptachlor | daily maximum | report only (ug/L) | all year | 002 |
| Methoxychlor | daily maximum | report only (ug/L) | all year | 002 |
| Malathion | daily maximum | report only (ug/L) | all year | 002 |
| Parathion | daily maximum | report only (ug/L) | all year | 002 |
| Demeton | daily maximum | report only (ug/L) | all year | 002 |
| Guthion | daily maximum | report only (ug/L) | all year | 002 |
| Hexachlorobenzene | daily maximum | report only (ug/L) | all year | 002 |
| Mirex | daily maximum | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 002 |
| Chlorine, total residual | daily maximum | report only (ug/L) | all year | 002 |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| 1,3-Dichloropropene | daily maximum | report only (ug/L) | all year | 002 |
| 1,2,4,5-Tetrachlorobenzene | daily maximum | report only (ug/L) | all year | 002 |
| Pentachlorobenzene | daily maximum | report only (ug/L) | all year | 002 |
| N-Nitrosodiethylamine | daily maximum | report only (ug/L) | all year | 002 |
| N-Nitrosopyrrolidine | daily maximum | report only (ug/L) | all year | 002 |
| N-Nitrosodibutylamine | daily maximum | report only (ug/L) | all year | 002 |
| Tetrachloroethene | daily maximum | report only (ug/L) | all year | 002 |
| Pentachloroethane | daily maximum | report only (ug/L) | all year | 002 |
| Dichloroethane | daily maximum | report only (ug/L) | all year | 002 |
| Turbidity | maximum | ≤ 25 NTU | Jan, Feb, Mar, Apr, Nov, Dec | 003 |
| Turbidity | maximum | ≤ 10 NTU | May–Oct | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 8 SU | all year | 003 |
| Solids, total suspended | maximum | ≤ 91 kg/d | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 003 |
| Solids, total suspended | maximum | ≤ 62 kg/d | May–Nov | 003 |
| Oil & Grease | maximum | ≤ 15 mg/L | all year | 003 |
| Nitrogen, total [as N] | maximum | ≤ .3 kg/d | Jan, Feb, Mar, Apr, Nov, Dec | 003 |
| Nitrogen, total [as N] | maximum | ≤ .2 kg/d | May–Oct | 003 |
| Phosphorus, total [as P] | maximum | ≤ .1 kg/d | all year | 003 |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | 003 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Iron, total recoverable | maximum | report only (mg/L) | all year | 003 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Thallium, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Beryllium, total recoverable [as Be] | daily maximum | report only (ug/L) | all year | 003 |
| Chromium, hexavalent [as Cr] | maximum | ≤ 11 ug/L | all year | 003 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (ug/L) | all year | 003 |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Antimony, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Dioxin | maximum | ≤ .000005 ng/L | all year | 003 |
| 2-Methyl-4,6-dinitrophenol | daily maximum | report only (ug/L) | all year | 003 |
| Tributyltin | daily maximum | report only (ug/L) | all year | 003 |
| Carbon tetrachloride | daily maximum | report only (ug/L) | all year | 003 |
| Chloroform | daily maximum | report only (ug/L) | all year | 003 |
| Toluene | daily maximum | report only (ug/L) | all year | 003 |
| Benzene | daily maximum | report only (ug/L) | all year | 003 |
| Acenaphthene | daily maximum | report only (ug/L) | all year | 003 |
| Acrolein | daily maximum | report only (ug/L) | all year | 003 |
| Acrylonitrile | daily maximum | report only (ug/L) | all year | 003 |
| Bis[2-chloroethyl] ether | daily maximum | report only (ug/L) | all year | 003 |
| Bis[2-chloro-1-methylethyl] ether | daily maximum | report only (ug/L) | all year | 003 |
| Diethyl phthalate | daily maximum | report only (ug/L) | all year | 003 |
| Dimethyl phthalate | daily maximum | report only (ug/L) | all year | 003 |
| 1,2-Diphenylhydrazine | daily maximum | report only (ug/L) | all year | 003 |
| Ethylbenzene | daily maximum | report only (ug/L) | all year | 003 |
| Fluoranthene | daily maximum | report only (ug/L) | all year | 003 |
| Hexachlorocyclopentadiene | daily maximum | report only (ug/L) | all year | 003 |
| Hexachlorobutadiene | daily maximum | report only (ug/L) | all year | 003 |
| Hexachloroethane | daily maximum | report only (ug/L) | all year | 003 |
| Isophorone | daily maximum | report only (ug/L) | all year | 003 |
| N-Nitrosodiphenylamine | daily maximum | report only (ug/L) | all year | 003 |
| N-Nitrosodimethylamine [NDMA] | daily maximum | report only (ug/L) | all year | 003 |
| Nitrobenzene | daily maximum | report only (ug/L) | all year | 003 |
| 1,1,1-Trichloroethane | daily maximum | report only (ug/L) | all year | 003 |
| 1,1,2-Trichloroethane | daily maximum | report only (ug/L) | all year | 003 |
| 1,1,2,2-Tetrachloroethane | daily maximum | report only (ug/L) | all year | 003 |
| 2-Chlorophenol | daily maximum | report only (ug/L) | all year | 003 |
| 2,4-Dichlorophenol | daily maximum | report only (ug/L) | all year | 003 |
| 2,4-Dimethylphenol | daily maximum | report only (ug/L) | all year | 003 |
| 2,4,6-Trichlorophenol | daily maximum | report only (ug/L) | all year | 003 |
| 3,3'-Dichlorobenzidine | daily maximum | report only (ug/L) | all year | 003 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | daily maximum | report only (ug/L) | all year | 003 |
| Phenol | daily maximum | report only (ug/L) | all year | 003 |
| Naphthalene | daily maximum | report only (ug/L) | all year | 003 |
| Chlorpyrifos | daily maximum | report only (ug/L) | all year | 003 |
| Pentachlorophenol | daily maximum | report only (ug/L) | all year | 003 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | report only (ug/L) | all year | 003 |
| Di-n-butyl phthalate | daily maximum | report only (ug/L) | all year | 003 |
| Benzidine | daily maximum | report only (ug/L) | all year | 003 |
| Vinyl chloride | daily maximum | report only (ug/L) | all year | 003 |
| Trichloroethylene | daily maximum | report only (ug/L) | all year | 003 |
| 4,4'-DDT | daily maximum | report only (ug/L) | all year | 003 |
| 4,4'-DDD | daily maximum | report only (ug/L) | all year | 003 |
| Aldrin | daily maximum | report only (ug/L) | all year | 003 |
| .alpha.-BHC | daily maximum | report only (ug/L) | all year | 003 |
| .beta.-BHC | daily maximum | report only (ug/L) | all year | 003 |
| .gamma.-BHC | daily maximum | report only (ug/L) | all year | 003 |
| Chlordane [tech mix. and metabolites] | daily maximum | report only (ug/L) | all year | 003 |
| Dieldrin | daily maximum | report only (ug/L) | all year | 003 |
| Endrin | daily maximum | report only (ug/L) | all year | 003 |
| Toxaphene | daily maximum | report only (ug/L) | all year | 003 |
| Heptachlor | daily maximum | report only (ug/L) | all year | 003 |
| Methoxychlor | daily maximum | report only (ug/L) | all year | 003 |
| Malathion | daily maximum | report only (ug/L) | all year | 003 |
| Parathion | daily maximum | report only (ug/L) | all year | 003 |
| Demeton | daily maximum | report only (ug/L) | all year | 003 |
| Guthion | daily maximum | report only (ug/L) | all year | 003 |
| Hexachlorobenzene | daily maximum | report only (ug/L) | all year | 003 |
| Mirex | daily maximum | report only (ug/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 003 |
| Chlorine, total residual | daily maximum | report only (ug/L) | all year | 003 |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| 1,3-Dichloropropene | daily maximum | report only (ug/L) | all year | 003 |
| 1,2,4,5-Tetrachlorobenzene | daily maximum | report only (ug/L) | all year | 003 |
| Pentachlorobenzene | daily maximum | report only (ug/L) | all year | 003 |
| N-Nitrosodiethylamine | daily maximum | report only (ug/L) | all year | 003 |
| N-Nitrosopyrrolidine | daily maximum | report only (ug/L) | all year | 003 |
| N-Nitrosodibutylamine | daily maximum | report only (ug/L) | all year | 003 |
| Tetrachloroethene | daily maximum | report only (ug/L) | all year | 003 |
| Pentachloroethane | daily maximum | report only (ug/L) | all year | 003 |
| Dichloroethane | daily maximum | report only (ug/L) | all year | 003 |
Cited limits by parameter: Hawaii's rules and the federal ones.
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