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Radionuclide Monitoring - PWS ID: 00205 = COOS BAY NORTH BEND WTR BRD | ||||||
Sample Date |
Receive Date |
Source ID | Gross Alpha [pCi/L] (EPA 4002, 4000) MCL = 15 |
Radium Combined (226,228) [pCi/L] (EPA 4010) MCL = 5 |
Uranium Combined [mg/L] (EPA 4006) MCL = .03 |
Gross Beta Particle Activity [pCi/L] (EPA 4100) MCL = 50 |
05/15/14 | 07/02/14 | EP-A | - | 2.5000000 | - | - |
05/22/08 | 07/14/08 | EP-A | ND | 0.5000000 | ND | - |
07/23/02 | 12/16/02 | EP-A | 0.5000000 | 2.3800000 | 0.0000149 | - |
02/08/12 | 03/05/12 | EP-B | ND | - | ND | 3.2000000 |
Archived Results | ||||||
Sample Date |
Receive Date |
Chemical | Source ID | Results | MCL | |
09/08/99 | 11/10/99 | Gross Alpha, Excl. Radon & U | A | ND | 15.0000 | |
09/08/99 | 11/10/99 | Gross Beta Particle Activity | A | ND | 50.0000 | |
09/12/97 | 10/31/97 | Gross Alpha, Excl. Radon & U | A | ND | 15.0000 | |
06/14/94 | 08/17/94 | Gross Alpha, Excl. Radon & U | A | ND | 15.0000 | |
12/28/90 | 02/15/91 | Gross Alpha, Excl. Radon & U | A | ND | 15.0000 | |
09/26/90 | 10/25/90 | Gross Alpha, Excl. Radon & U | A | ND | 15.0000 | |
03/05/90 | 04/23/90 | Gross Alpha, Excl. Radon & U | A | ND | 15.0000 |