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Water Quality Samples for California

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! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.
To view additional data-quality attributes, output the results using these options: one result per row, expanded attributes.
Additional precautions are here.

USGS 340248117020901 001S002W36A002S

San Bernardino County, California
Hydrologic Unit Code 18070203
Latitude  34°02'48.57", Longitude 117°02'09.16" NAD83
Land-surface elevation 2,753.09 feet above NAVD88
The depth of the well is 837.5 feet below land surface.
The depth of the hole is 862.5 feet below land surface.
This well is completed in the California Coastal Basin aquifers (N100CACSTL) national aquifer.
Output formats
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format
Sample
Datetime		 Time
datum 		 Time
datum
reliability
code 		 Sample
Medium
Code 		 Agency
Collecting
Sample,
Code 		 Specif-
ic
conduc-
tance,
wat unf
uS/cm @
25 degC
(00095)


Dis-
solved
oxygen,
mg/L
(00300)
pH,
water,
unfltrd
field,
std
units
(00400)


Tritium
water,
unfltrd
pCi/L
(07000)

C-14,
water,
fltrd,
percent
modern
(49933)		 Dis-
solved
solids
dried @
180degC
wat flt
mg/L
(70300)

delta
H-2/H-1
water,
unfltrd
per mil
(82082)
delta
O-18 /
O-16,
water,
unfltrd
per mil
(82085)
2002-04-22 18:30
 PDT
 T
 WG
465 8.0 7.6 0.16 90.92 287 -62.10 -9.27
2006-07-27 14:00
 PDT
 K
 WG
464 8.4 7.5     305 -62.00 -9.26
2009-08-24 18:30
 PDT
 K
 WG
 USGS
 429 1.4 7.6 0.4 91.05 268 -61.80 -9.25
2009-10-29 17:50
 PDT
 K
 WG
 USGS-WRD
 464 7.0 7.7     300 -62.20 -9.33
2009-11-17 16:30
 PST
 K
 WG
 USGS-WRD
 463 7.1 7.7       -61.90 -9.20
2010-07-19 18:20
 PDT
 K
 WG
 USGS-WRD
 463 9.1 7.6 0.4   331 -61.20 -9.15
2011-11-10 18:00
 PST
 K
 WG
458 8.9 7.8 R 0.3   287 -61.17 -9.23
2012-02-08 16:30
 PST
 K
 WG
454 7.2 7.7     286 -62.93 -9.18
2012-11-06 17:30
 PST
 K
 WG
460 0.6 7.5       -62.20 -9.25
2013-02-13 17:20
 PST
 K
 WG
453 10.4 7.7 R 0.1     -62.20 -9.23
2013-05-20 18:20
 PDT
 K
 WG
461 8.6 7.6     274 -63.10 -9.16
2013-11-14 15:00
 PST
 K
 WG
460 7.6 7.6     253 -62.40 -9.20
2014-03-26 16:00
 PDT
 K
 WG
 USGS
 452 7.9 7.5     278 -62.00 -9.22
2014-12-17 16:00
 PST
 K
 WG
447 8.8 7.5 0.8   282 -62.50 -9.15
2024-01-08 16:40
 PDT
 K
 WG
477 8.1 7.6       -62.90 -9.20

Water Quality Remark Code Description
R Radchem non-detect, below ssLc
To view additional data-quality attributes, output the results using these options: one result per row, expanded attributes.
Additional precautions are here.

USGS 340248117020902 001S002W36A003S

San Bernardino County, California
Hydrologic Unit Code 18070203
Latitude  34°02'48.57", Longitude 117°02'09.16" NAD83
Land-surface elevation 2,753.09 feet above NAVD88
The depth of the well is 658.3 feet below land surface.
The depth of the hole is 862.5 feet below land surface.
This well is completed in the California Coastal Basin aquifers (N100CACSTL) national aquifer.
Output formats
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format
Sample
Datetime		 Time
datum 		 Time
datum
reliability
code 		 Sample
Medium
Code 		 Agency
Collecting
Sample,
Code 		 Specif-
ic
conduc-
tance,
wat unf
uS/cm @
25 degC
(00095)


Dis-
solved
oxygen,
mg/L
(00300)
pH,
water,
unfltrd
field,
std
units
(00400)


Tritium
water,
unfltrd
pCi/L
(07000)

C-14,
water,
fltrd,
percent
modern
(49933)		 Dis-
solved
solids
dried @
180degC
wat flt
mg/L
(70300)

delta
H-2/H-1
water,
unfltrd
per mil
(82082)
delta
O-18 /
O-16,
water,
unfltrd
per mil
(82085)
2002-04-22 15:30
 PDT
 T
 WG
453 10.0 7.5 3.94 91.91 269 -60.80 -9.04
2006-11-15 13:30
 PST
 K
 WG
465 12.4 7.5     285 -61.30 -9.17
2007-06-15 12:00
 PDT
 K
 WG
471 10.2 7.5          
2009-08-28 15:30
 PDT
 K
 WG
 USGS
 467 1.2 7.3 4.1 92.92 295 -62.00 -9.17
2009-10-28 18:00
 PDT
 K
 WG
 USGS-WRD
 463 9.8 7.7     294 -62.40 -9.23
2009-11-18 12:30
 PST
 K
 WG
 USGS-WRD
 462 10.0 7.6       -61.40 -9.12
2009-12-16 15:00
 PST
 K
 WG
 USGS-WRD
 461 12.8 7.6       -62.20 -9.20
2010-02-16 17:30
 PST
 K
 WG
 USGS-WRD
 464 11.9 7.5       -62.00 -9.19
2010-04-15 16:00
 PDT
 K
 WG
 USGS-WRD
 463 7.6 7.6     293 -62.70 -9.20
2010-08-18 12:30
 PDT
 K
 WG
 USGS-WRD
 419 9.2 7.5 4.5 93.25 282    
2010-12-17 12:40
 PST
 K
 WG
 USGS-WRD
 456 11.6 7.6   94.02 279 -61.90 -9.12
2011-05-05 16:50
 PDT
 K
 WG
 USGS-WRD
 466 12.5 7.4 4.4   288 -60.80 -9.04
2011-08-22 19:00
 PDT
 K
 WG
456 10.2 7.5     315 -60.77 -9.09
2011-11-08 14:20
 PST
 K
 WG
462 9.4 7.7 5.0   287 -61.08 -9.27
2012-02-07 13:40
 PST
 K
 WG
452 10.0 7.6     294 -62.44 -9.15
2012-08-21 13:40
 PDT
 K
 WG
476 7.6 7.3       -61.00 -9.04
2013-01-17 17:00
 PST
 K
 WG
470 10.0 7.6       -62.10 -9.09
2014-07-29 20:00
 PDT
 K
 WG
486 11.1 7.5     282 -62.80 -9.18
2014-12-18 13:10
 PST
 K
 WG
484 11.5 7.5     308 -63.40 -9.14
2024-01-09 14:00
 PDT
 K
 WG
468 12.1 7.6       -66.70 -9.25
To view additional data-quality attributes, output the results using these options: one result per row, expanded attributes.
Additional precautions are here.

USGS 340248117020903 001S002W36A004S

San Bernardino County, California
Hydrologic Unit Code 18070203
Latitude  34°02'48.57", Longitude 117°02'09.16" NAD83
Land-surface elevation 2,753.09 feet above NAVD88
The depth of the well is 514.6 feet below land surface.
The depth of the hole is 862.5 feet below land surface.
This well is completed in the California Coastal Basin aquifers (N100CACSTL) national aquifer.
Output formats
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format
Sample
Datetime		 Time
datum 		 Time
datum
reliability
code 		 Sample
Medium
Code 		 Agency
Collecting
Sample,
Code 		 Specif-
ic
conduc-
tance,
wat unf
uS/cm @
25 degC
(00095)


Dis-
solved
oxygen,
mg/L
(00300)
pH,
water,
unfltrd
field,
std
units
(00400)


Tritium
water,
unfltrd
pCi/L
(07000)

C-14,
water,
fltrd,
percent
modern
(49933)		 Dis-
solved
solids
dried @
180degC
wat flt
mg/L
(70300)

delta
H-2/H-1
water,
unfltrd
per mil
(82082)
delta
O-18 /
O-16,
water,
unfltrd
per mil
(82085)
2002-04-23 13:00
 PDT
 T
 WG
431 8.0 7.5 7.33 91.12 264 -60.70 -9.06
2006-07-26 17:20
 PDT
 K
 WG
434 7.9 7.5     267 -60.50 -9.05
2009-08-25 11:40
 PDT
 K
 WG
 USGS
 375 2.5 7.5 5.5 92.50 276 -61.20 -9.08
2009-10-29 10:20
 PDT
 K
 WG
 USGS-WRD
 443 11.4 7.6     283 -61.20 -9.12
2009-11-18 15:10
 PST
 K
 WG
 USGS-WRD
 442 11.3 7.6     276 -60.40 -9.05
2009-12-16 11:30
 PST
 K
 WG
 USGS-WRD
 434 12.3 7.6 4.6   275 -60.90 -9.04
2010-02-17 11:00
 PST
 K
 WG
 USGS-WRD
 441 13.0 7.5     286 -61.50 -9.06
2010-04-15 11:20
 PDT
 K
 WG
 USGS-WRD
 436 8.5 7.5     277 -62.20 -9.02
2010-06-16 12:10
 PDT
 K
 WG
 USGS-WRD
 445 9.3 7.6     271 -61.80 -9.02
2010-07-16 11:40
 PDT
 K
 WG
 USGS-WRD
 452 10.2 7.3 4.8   289 -61.60 -9.14
2010-12-16 16:30
 PST
 K
 WG
 USGS-WRD
 478 9.9 7.6 5.4 93.54 309 -64.60 -9.33
2011-08-24 18:00
 PDT
 K
 WG
483 12.0 7.5     299 -68.94 -9.29
2011-11-07 17:20
 PST
 K
 WG
509 13.1 7.7 8.0   307 -68.36 -9.30
2012-02-06 18:00
 PST
 K
 WG
494 14.1 7.4     281 -69.85 -9.24
2012-08-22 14:00
 PDT
 K
 WG
502 13.7 7.4       -70.70 -9.19
2013-03-13 17:40
 PDT
 K
 WG
484 10.3 7.3       -70.00 -9.32
2013-05-21 17:20
 PDT
 K
 WG
491 8.5 7.6     301 -72.00 -9.24
2013-06-20 17:30
 PDT
 K
 WG
492   7.6       -70.40 -9.27
2013-08-22 18:40
 PDT
 K
 WG
488 12.7 7.7       -70.20 -9.34
2013-11-15 16:00
 PST
 K
 WG
474 10.4 7.5     294 -71.20 -9.26
2013-12-19 14:40
 PST
 K
 WG
468 9.1 7.5       -70.10 -9.36
2014-07-29 15:20
 PDT
 K
 WG
452 9.1 7.5     292 -70.10 -9.39
2014-11-19 17:10
 PST
 K
 WG
429 10.3 7.4     259 -71.10 -9.38
2024-01-09 15:00
 PDT
 K
 WG
428 11.1 7.6       -73.50 -9.74
To view additional data-quality attributes, output the results using these options: one result per row, expanded attributes.
Additional precautions are here.

USGS 340248117020904 001S002W36A005S

San Bernardino County, California
Hydrologic Unit Code 18070203
Latitude  34°02'48.57", Longitude 117°02'09.16" NAD83
Land-surface elevation 2,753.09 feet above NAVD88
The depth of the well is 369.5 feet below land surface.
The depth of the hole is 862.5 feet below land surface.
This well is completed in the California Coastal Basin aquifers (N100CACSTL) national aquifer.
Output formats
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format
Sample
Datetime		 Time
datum 		 Time
datum
reliability
code 		 Sample
Medium
Code 		 Agency
Collecting
Sample,
Code 		 Specif-
ic
conduc-
tance,
wat unf
uS/cm @
25 degC
(00095)


Dis-
solved
oxygen,
mg/L
(00300)
pH,
water,
unfltrd
field,
std
units
(00400)


Tritium
water,
unfltrd
pCi/L
(07000)

C-14,
water,
fltrd,
percent
modern
(49933)		 Dis-
solved
solids
dried @
180degC
wat flt
mg/L
(70300)

delta
H-2/H-1
water,
unfltrd
per mil
(82082)
delta
O-18 /
O-16,
water,
unfltrd
per mil
(82085)
2010-04-14 17:00
 PDT
 K
 WG
 USGS-WRD
 445 9.3 7.6 7.1 94.16 265 -72.30 -10.37
2011-01-21 16:40
 PST
 K
 WG
 USGS-WRD
 531 9.1 7.6 8.2 93.67 328 -63.10 -8.81
2011-05-04 17:00
 PDT
 K
 WG
 USGS-WRD
 642 9.8 7.0     383 -67.40 -9.17
2011-08-24 15:00
 PDT
 K
 WG
586 12.8 7.1     350 -69.67 -9.43
2011-11-08 11:20
 PST
 K
 WG
591 7.4 7.4     369 -71.19 -9.58
2013-01-03 13:20
 PST
 K
 WG
427 12.2 7.6     250 -73.40 -9.85
2013-02-14 18:20
 PST
 K
 WG
407 11.0 7.7          
2013-05-22 13:30
 PDT
 K
 WG
389 9.7 7.6     221 -74.50 -10.10
2013-10-17 16:10
 PDT
 K
 WG
422 10.3         -73.20 -9.76
2013-11-14 17:00
 PST
 K
 WG
437 7.9 7.5     269 -73.00 -9.70
2013-12-19 17:00
 PST
 K
 WG
438 7.6 7.5       -72.70 -9.62
2014-07-30 18:00
 PDT
 K
 WG
474 6.9 7.5     319 -70.90 -9.39
2014-11-20 17:00
 PST
 K
 WG
477 9.3 7.4     294 -71.70 -9.37
2024-01-08 15:10
 PDT
 K
 WG
341 10.6 7.7       -70.40 -9.33