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Lead and Copper Sample Summary Results
Water System No. : |
CA2810004 |
Federal Type : |
C |
Water System Name : |
ST. HELENA, CITY OF |
State Type : |
C |
Principal County Served : |
NAPA |
Primary Source : |
SW |
Status : |
A |
Activity Date : |
01-01-1976 |
Distribution System Classification : |
D3 |
Max Treatment Plant Classification : |
T4 |
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Click to hide / show columns:
MP | MP Begin |
MP End | Type |
# Samples | Measure |
Units | Analyte Code/Name |
Begin Sampling| End Sampling
MP * |
MP Begin |
MP End |
Type |
# Samples |
Measure |
Units |
Analyte Code/Name |
Begin Sampling |
End Sampling |
MP * |
MP Begin |
MP End |
Type |
# Samples |
Measure |
Units |
Analyte Code/Name |
Begin Sampling |
End Sampling |
6M2ND-2023 |
07-01-2023 |
12-31-2023 |
90 |
20 |
0 |
MG/L |
PB90 - LEAD SUMMARY |
08-15-2023 |
08-31-2023 |
6M2ND-2023 |
07-01-2023 |
12-31-2023 |
AL |
1 exceeding Action Level |
--- |
--- |
PB90 - LEAD SUMMARY |
08-15-2023 |
08-31-2023 |
6M2ND-2023 |
07-01-2023 |
12-31-2023 |
90 |
20 |
0.640 |
MG/L |
CU90 - COPPER SUMMARY |
08-15-2023 |
08-31-2023 |
6M1ST-2023 |
01-01-2023 |
06-30-2023 |
90 |
20 |
0 |
MG/L |
PB90 - LEAD SUMMARY |
05-25-2023 |
06-27-2023 |
6M1ST-2023 |
01-01-2023 |
06-30-2023 |
90 |
20 |
0.550 |
MG/L |
CU90 - COPPER SUMMARY |
05-25-2023 |
06-27-2023 |
3Y2017-2019 |
01-01-2017 |
12-31-2019 |
90 |
21 |
0 |
MG/L |
PB90 - LEAD SUMMARY |
08-14-2019 |
09-13-2019 |
3Y2017-2019 |
01-01-2017 |
12-31-2019 |
90 |
21 |
0.546000 |
MG/L |
CU90 - COPPER SUMMARY |
08-14-2019 |
09-13-2019 |
3Y2014-2016 |
01-01-2014 |
12-31-2016 |
90 |
24 |
0.63 |
MG/L |
CU90 - COPPER SUMMARY |
08-24-2016 |
09-01-2016 |
3Y2014-2016 |
01-01-2014 |
12-31-2016 |
90 |
24 |
|
MG/L |
PB90 - LEAD SUMMARY |
08-24-2016 |
09-01-2016 |
3Y2011-2013 |
01-01-2011 |
12-31-2013 |
90 |
24 |
0 |
MG/L |
PB90 - LEAD SUMMARY |
09-19-2013 |
09-19-2013 |
3Y2011-2013 |
01-01-2011 |
12-31-2013 |
90 |
24 |
0.67 |
MG/L |
CU90 - COPPER SUMMARY |
09-19-2013 |
09-19-2013 |
3Y2008-2010 |
01-01-2008 |
12-31-2010 |
90 |
25 |
0.29 |
MG/L |
CU90 - COPPER SUMMARY |
09-28-2010 |
09-28-2010 |
3Y2008-2010 |
01-01-2008 |
12-31-2010 |
90 |
25 |
0 |
MG/L |
PB90 - LEAD SUMMARY |
09-28-2010 |
09-28-2010 |
3Y2005-2007 |
01-01-2005 |
12-31-2007 |
90 |
24 |
0.68 |
MG/L |
CU90 - COPPER SUMMARY |
09-28-2007 |
09-28-2007 |
3Y2005-2007 |
01-01-2005 |
12-31-2007 |
90 |
24 |
0 |
MG/L |
PB90 - LEAD SUMMARY |
09-28-2007 |
09-28-2007 |
* MP is monitoring period which can be triennial (3Y), annual (YR), 1st
six months (6M1ST), or 2nd six months (6M2ND)
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