What Beryllium, Total is, and why it's regulated
What the EPA limit means
4 µg/L
Maximum Contaminant Level — the enforceable ceiling a supplier must stay under.
4 µg/L
Health goal (MCLG) — the level with no known health effect. It is a goal, not a legal limit, and is often zero for carcinogens.
SYR4
Where these measurements come from. Hover the tag for the EPA programme and years.
Where Beryllium, Total was found
The water suppliers reporting the highest levels, worst first. For lead and copper that is the 90th-percentile result the action level is written against; for Six-Year Review data, the 95th percentile of each system's samples.
| Supplier | City | State | Level vs EPA limit |
|---|---|---|---|
| Milford Sanitary District | — | — | 170 µg/L 4250% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Carlsbad Desalination Plant | Carlsbad | CA | 31 µg/L 775% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Zeba | Baraga | MI | 10 µg/L 250% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Wa of Great Neck North | Thomaston | NY | 10 µg/L 250% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Ticonderoga Wd | Ticonderoga | NY | 8.9 µg/L 223% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Ecco | Oakhurst | CA | 6.6 µg/L 165% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Hillsdale Housing Cooperative, Inc. | South Kingstown | RI | 6.5 µg/L 163% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Plainview Wd | — | — | 6.45 µg/L 161% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Meadowview Trailer Court | Pelham | SC | 6.18 µg/L 155% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Essex Wd | Essex | NY | 6.1 µg/L 153% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Chinle-Many Farms-Del Muerto Ntua | Chinle, Many Farms, Del Muerto | AZ | 6 µg/L 150% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Pinon-District 4 Ntua | Pinon, South Pinon, Burnt Corn, Blue Gap | AZ | 6 µg/L 150% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Fort Polk North Housing Water System | Fort Polk | LA | 6 µg/L 150% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Lake Front Buchanan | Buchanan Dam | TX | 4.78 µg/L 120% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Bartlett Place | Bartlett | NH | 4.522 µg/L 113% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Windy Gap Mountain Village | — | VA | 4.334 µg/L 108% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Warrenville | Warrenville | IL | 4.11 µg/L 103% of the EPA limit, at the 95th percentile of samples — 4 µg/L |
| Lakeside Village Mhp | Hobe Sound | FL | 4 µg/L 100% of the EPA limit 4 µg/L |
| Spencer | Spencer | OK | 4 µg/L 100% of the EPA limit 4 µg/L |
| Hill Air Force Base | — | UT | 4 µg/L 100% of the EPA limit 4 µg/L |
| South Brunswick Twp W Di | South Brunswick twp.-1221 | NJ | 3.968 µg/L 99% of the EPA limit 4 µg/L |
| North Yuba Water District | Brownsville | CA | 3.9 µg/L 98% of the EPA limit 4 µg/L |
| Forest Park Village | Conway | NH | 3.88903 µg/L 97% of the EPA limit 4 µg/L |
| Hillside Park Addition | Yakima | WA | 3.63 µg/L 91% of the EPA limit 4 µg/L |
| Oakland Town of | Oakland | FL | 3.6 µg/L 90% of the EPA limit 4 µg/L |
Frequently asked questions about Beryllium, Total
What is Beryllium, Total in drinking water?
Beryllium comes from metal refineries and coal-burning discharge; long-term exposure can cause intestinal lesions.
What is the EPA limit for Beryllium, Total?
The EPA's Maximum Contaminant Level for Beryllium, Total is 4 µg/L, and its health goal (MCLG) is 4 µg/L. A result above the limit means the supplier must act; the goal is the level at which no health effects are expected.
How common is Beryllium, Total in US tap water?
Of the 33,097 water suppliers with results on file, 658 detected Beryllium, Total — 2% of those tested.