Data Online - Oregon Drinking Water Services
Entry Point Chemical Detection Summary   PWS ID: 00493 ---- LYONS MEHAMA WATER DISTRICT
These entry point concentrations are greater than non-detect and do not necessarily exceed an action level, MCL, or other threshold.
Links to sample results for specific contaminants in the distribution system, can be found here.
Point ID
Analyte Result UOM MCL Sample ID
08/03/202208/09/2022EP-AEP for NORTH SANTIAM RIVERNITRATE 0.3550000MG/L 10.00000020220803-004-I
11/16/202111/23/2021EP-AEP for NORTH SANTIAM RIVERNITRATE 3.1800000MG/L 10.00000020211116037-I
11/17/202012/08/2020EP-AEP for NORTH SANTIAM RIVERNITRATE 0.7590000MG/L 10.00000020201117024-I
11/19/201912/23/2019EP-AEP for NORTH SANTIAM RIVERNITRATE 0.7260000MG/L 10.00000020191119050-I
11/19/2019EP-AEP for NORTH SANTIAM RIVERNITRATE-NITRITE 0.7260000MG/L 10.00000020191119050-I
11/19/201912/23/2019EP-AEP for NORTH SANTIAM RIVERSODIUM 8.5600000MG/L 20191119050-I
11/14/201812/03/2018EP-AEP for NORTH SANTIAM RIVERNITRATE 0.5630000MG/L 10.00000020181114051-I
11/21/201712/04/2017EP-AEP for NORTH SANTIAM RIVERNITRATE 2.9900000MG/L 10.00000071121351-I
10/27/201611/21/2016EP-AEP for NORTH SANTIAM RIVERNITRATE 2.8600000MG/L 10.00000061027261-I
09/09/201509/14/2015EP-AEP for NORTH SANTIAM RIVERNITRATE 0.3340000MG/L 10.00000050909391-I
09/09/201409/15/2014EP-AEP for NORTH SANTIAM RIVERNITRATE 0.2250000MG/L 10.00000040909171-I
02/26/201303/04/2013EP-AEP for NORTH SANTIAM RIVERNITRATE 1.7400000MG/L 10.00000030226101-I
11/09/201202/06/2013EP-AEP for NORTH SANTIAM RIVERNITRATE 1.1900000MG/L 10.00000021109011-I
09/07/201111/08/2011EP-AEP for NORTH SANTIAM RIVERCOMBINED RADIUM (-226 & -228) 0.9300000PCI/L 5.00000010907451-R
09/07/201109/20/2011EP-AEP for NORTH SANTIAM RIVERNITRATE 0.1900000MG/L 10.00000010907431-I
11/03/201012/08/2010EP-AEP for NORTH SANTIAM RIVERBARIUM 0.0029000MG/L 2.0000001103131-I
11/03/201012/08/2010EP-AEP for NORTH SANTIAM RIVERNITRATE 0.7500000MG/L 10.0000001103131-I
11/03/2010EP-AEP for NORTH SANTIAM RIVERNITRATE-NITRITE 0.7500000MG/L 10.0000001103131-I
11/03/201012/08/2010EP-AEP for NORTH SANTIAM RIVERSODIUM 12.0000000MG/L 1103131-I
11/03/201012/08/2010EP-AEP for NORTH SANTIAM RIVERTETRACHLOROETHYLENE 0.0005000MG/L 0.005000110312-V
08/17/201009/01/2010EP-AEP for NORTH SANTIAM RIVERNITRATE 0.2700000MG/L 10.000000817281-I
09/17/200810/07/2008EP-AEP for NORTH SANTIAM RIVERNITRATE 0.2200000MG/L 10.000000A80917AK1-I
05/17/200708/27/2007EP-AEP for NORTH SANTIAM RIVERNITRATE 0.9000000MG/L 10.000000A70517BN1
12/08/200506/01/2006EP-AEP for NORTH SANTIAM RIVERCOMBINED URANIUM 0.0010000MG/L 0.030000A51208O1R
11/17/200512/07/2005EP-AEP for NORTH SANTIAM RIVERNITRATE 0.9000000MG/L 10.000000A51117AN-1
09/02/200410/28/2004EP-AEP for NORTH SANTIAM RIVERNITRATE 0.2000000MG/L 10.000000A40902CM-1
Archived Chemical Detections - PWS ID: 00493
Source ID Source Name Analyte
Results MCL
10/19/200011/13/2000AEP for NORTH SANTIAM RIVERBarium 0.0022000 2.0000
10/19/200011/13/2000AEP for NORTH SANTIAM RIVERNitrate 0.200000010.0000
10/19/200011/13/2000AEP for NORTH SANTIAM RIVERNitrate-Nitrite 0.200000010.0000
10/19/200011/13/2000AEP for NORTH SANTIAM RIVERSodium 3.0000000
02/12/199903/18/1999AEP for NORTH SANTIAM RIVERArsenic 0.0007000 0.0500
02/12/199903/18/1999AEP for NORTH SANTIAM RIVERBarium 0.0030000 2.0000
02/12/199903/18/1999AEP for NORTH SANTIAM RIVERBromodichloromethane 0.0009000
02/12/199903/18/1999AEP for NORTH SANTIAM RIVERChloroform 0.0020000
02/12/199903/18/1999AEP for NORTH SANTIAM RIVERNitrate 1.600000010.0000
02/12/199903/18/1999AEP for NORTH SANTIAM RIVERSodium 5.8000000
02/12/199903/18/1999AEP for NORTH SANTIAM RIVERSulfate 3.3000000
10/23/199811/13/1998AEP for NORTH SANTIAM RIVERBarium 0.0020000 2.0000
10/23/199811/13/1998AEP for NORTH SANTIAM RIVERNitrate 0.540000010.0000
10/23/199811/13/1998AEP for NORTH SANTIAM RIVERSodium 4.4000000
10/23/199811/13/1998AEP for NORTH SANTIAM RIVERSulfate 1.0000000
08/14/199709/22/1997AEP for NORTH SANTIAM RIVERNitrate 0.030000010.0000
07/23/199610/07/1996AEP for NORTH SANTIAM RIVERSodium 5.3000000
07/23/199610/07/1996AEP for NORTH SANTIAM RIVERSulfate 4.8000000
12/12/199501/08/1996AEP for NORTH SANTIAM RIVERNitrate 1.700000010.0000
09/28/199301/18/1994ASTANDARD ENTRY POINTSodium 14.3000000
09/28/199301/18/1994ASTANDARD ENTRY POINTSulfate 1.2000000
01/13/199303/19/1993ANORTH SANTIAM RIVERNitrate 1.700000010.0000
01/13/199303/19/1993ANORTH SANTIAM RIVERNitrate-Nitrite 1.700000010.0000
01/13/199303/19/1993ANORTH SANTIAM RIVERSodium 8.8000000
12/09/199101/15/1992ANORTH SANTIAM RIVERNitrate 1.200000010.0000
12/09/199101/15/1992ANORTH SANTIAM RIVERSodium 4.3000000
09/27/199510/13/1995AANORTH SANTIAM RIVERNitrate 0.200000010.0000
03/31/199504/14/1995AANORTH SANTIAM RIVERNitrate 0.900000010.0000

Health effects informational fact sheets are available for most chemicals here.

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