OHA Drinking Water Services
PWS ID: 01361 ---- RAINBOW ROCK SERVICE ASSOCIATION

Alerts indicate water quality tests with analytical results greater than the detection limit or one-half of the maximum allowable contaminant level which may require some follow-up actions by Drinking Water Services. See the Contacts link for reports on follow-up actions. Alerts are not water quality violations. Violations for this water system can be found here.

Alert Type Abbreviations:  CHEM = Chemical, COLI = Coliform, SODIUM = Sodium*
*Non-alert (water quality notice)
Results:  9 alerts found for this water system.Show response time
Water Quality Alerts
Alert ID Sample
Date
Alert
Date
Source
ID
Source Name Alert
Type
Contaminant Result Alert
Level
MCL Contact
Report
CHEM7285 09/07/2016 09/13/2016 DIST-A Distribution System CHEM TOTAL TRIHALOMETHANES (TTHM) 0.08860.08 0.08
CHEM7285 08/17/2016 09/13/2016 EP-A EP FOR CREEK SODIUM* SODIUM 77.220
CHEM2510 04/17/2007 06/07/2007 EP-A EP FOR CREEK CHEM DI(2-ETHYLHEXYL) - PHTHALATE 0.00140.0006 0.006
CHEM2510 04/17/2007 06/07/2007 EP-A EP FOR CREEK SODIUM* SODIUM 48.620
CHEM1547 03/28/2005 05/03/2005 EP-A EP FOR CREEK SODIUM* SODIUM 69.120
CHEM943 09/01/2004 10/19/2004 DIST-A Distribution System CHEM TOTAL TRIHALOMETHANES (TTHM) 0.0990.08 0.08
COLI1376 08/04/2004 08/13/2004 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
CHEM311 01/07/2003 02/11/2003 EP-A EP FOR CREEK SODIUM* SODIUM 63.320
CHEM311 01/07/2003 02/11/2003 EP-A EP FOR CREEK SODIUM* SODIUM 63.320
*Non-alert (water quality notice)


Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
09/30/1997Coliform
07/17/2001A--EP FOR CREEKSodium39.1
06/26/2000A--EP FOR CREEKSodium55.1
10/27/1998A--EP FOR CREEKSodium46
03/17/1997A--EP FOR CREEKSodium47.9
09/21/1993A--STANDARD ENTRY POINTSodium94.4
01/13/1993A--UNNAMED CREEKSodium105
12/09/1991A--UNNAMED CREEKSodium91.1
09/09/1991A--UNNAMED CREEKTThm0.1145 0.1



For further information on this public water system, click on the area of interest below:
System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 4014