National Water-Quality Assessment (NAWQA) Project
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U.S. GEOLOGICAL SURVEY
Water-Resources Investigations Report 98-4222
Sacramento, California, 1999
Table 8. Human-health and aquatic-life criteria established for target compounds and the number of sites where the criterion value was exceeded.
[Type: H, herbicide; I, insecticide; d-H, herbicide degradation product; d-I, insecticide degradation product. Source: USEPA, U.S. Environmental Protection Agency; MCL, USEPA-established maximum contaminant level for drinking water; HAL, USEPA-established human health advisory level for drinking water; CAN, Canadian aquatic-life criterion; RSD5, risk-specific dose associated with an excess cancer risk of 1 in 100,000 for a concentration in drinking water equal to the RSD; IJC, International Joint Commission.
mg/L, microgram per liter; –, no criterion established]|
Compound |
Type |
Human-health criteria |
Aquatic-life criteria |
||||
|
Value (mg/L) |
Source |
Number of sites where value was exceeded |
Value ( mg/L) |
Source |
Number of sites where value was exceeded |
||
|
2,6-Diethylaniline |
|
|
-- | -- |
|
-- | -- |
|
Alachlor |
|
|
MCL | 10 |
|
-- | -- |
|
Atrazine |
|
|
MCL | 16 |
|
CAN | 17 |
|
Azinphos-methyl |
|
|
-- | -- |
|
USEPA | 16 |
|
Benfluralin |
|
|
-- | -- |
|
-- | -- |
|
Butylate |
|
|
HAL | 0 |
|
-- | -- |
|
Carbaryl |
|
|
HAL | 0 |
|
-- | -- |
|
Carbofuran |
|
|
MCL | 0 |
|
CAN | 1 |
|
Chlorpyrifos |
|
|
HAL | 0 |
|
USEPA | 20 |
|
Cyanazine |
|
|
HAL | 13 |
|
CAN | 10 |
|
DCPA1 |
|
|
-- | -- |
|
-- | -- |
| p,p'-DDE |
|
|
RSD5 | 0 |
|
-- | -- |
|
Deethylatrazine (DEA) |
|
|
-- | -- |
|
-- | -- |
|
Diazinon |
|
|
HAL | 9 |
|
IJC | 18 |
|
Dieldrin |
|
|
RSD5 | 4 |
|
USEPA | 1 |
|
Disulfoton |
|
|
HAL | 0 |
|
-- | -- |
|
EPTC2 |
|
|
-- | -- |
|
-- | -- |
|
Ethalfluralin |
|
|
-- | -- |
|
-- | -- |
|
Ethoprop |
|
|
-- | -- |
|
-- | -- |
|
Fonofos |
|
|
HAL | 0 |
|
-- | -- |
|
a -HCH3 |
|
|
RSD5 | 1 |
|
CAN | 1 |
|
Lindane |
|
|
MCL | 0 |
|
USEPA | 3 |
|
Linuron |
|
|
-- | -- |
|
CAN | 0 |
|
Malathion |
|
|
HAL | 0 |
|
USEPA | 13 |
|
Methyl parathion |
|
|
HAL | 0 |
|
-- | -- |
|
Metolachlor |
|
|
HAL | 0 |
|
CAN | 5 |
|
Meteribuzin |
|
|
HAL | 0 |
|
CAN | 0 |
|
Molinate |
|
|
-- | -- |
|
-- | -- |
|
Napropamide |
|
|
-- | -- |
|
-- | -- |
|
Parathion |
|
|
-- | -- |
|
USEPA | 3 |
|
Pebulate |
|
|
-- | -- |
|
-- | -- |
|
Pendimethalin |
|
|
-- | -- |
|
-- | -- |
|
Permethrin, cis |
|
|
-- | -- |
|
-- | -- |
|
Phorate |
|
|
-- | -- |
|
-- | -- |
|
Prometon |
|
|
HAL | 0 |
|
-- | -- |
|
Pronamide |
|
|
HAL | 0 |
|
-- | -- |
|
Propachlor |
|
|
HAL | 0 |
|
-- | -- |
|
Propanil |
|
|
-- | -- |
|
-- | -- |
|
Propargite |
|
|
-- | -- |
|
-- | -- |
|
Simazine |
|
|
MCL | 6 |
|
CAN | 0 |
|
Tebuthiuron |
|
|
HAL | 0 |
|
CAN | 0 |
|
Terbacil |
|
|
HAL | 0 |
|
-- | -- |
|
Terbufos |
|
|
HAL | 0 |
|
-- | -- |
|
Thiobencarb |
|
|
-- | -- |
|
-- | -- |
|
Triallate |
|
|
-- | -- |
|
CAN | 2 |
|
Trifluralin |
|
|
HAL | 0 |
|
CAN | 3 |
U.S. Department of the Interior | U.S. Geological Survey
URL: http://water.usgs.gov/nawqa/pnsp/pubs/wrir984222/tab8.html
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