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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 323528117031401 018S002W23G002S

San Diego County, California
Hydrologic Unit Code 18070304
Latitude  32°35'28.45", Longitude 117°03'14.01" NAD83
Land-surface elevation 71.00 feet above NAVD88
The depth of the well is 1,460.00 feet below land surface.
The depth of the hole is 1,472.00 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
 



Temper-
ature,
water,
deg C
(00010)


Flow
rate,
instan-
taneous
gal/min
(00059)
Specif-
ic
conduc-
tance,
wat unf
uS/cm @
25 degC
(00095)
Hydro-
gen
ion,
water,
unfltrd
calcd,
mg/L
(00191)



Dis-
solved
oxygen,
mg/L
(00300)

pH,
water,
unfltrd
field,
std
units
(00400)

pH,
water,
unfltrd
lab,
std
units
(00403)


Carbon
dioxide
water,
unfltrd
mg/L
(00405)

Total
nitro-
gen,
water,
fltrd,
mg/L
(00602)

Organic
nitro-
gen,
water,
fltrd,
mg/L
(00607)


Ammonia
water,
fltrd,
mg/L
as N
(00608)


Nitrite
water,
fltrd,
mg/L
as N
(00613)


Nitrate
water,
fltrd,
mg/L
as N
(00618)
Ammonia
+
org-N,
water,
fltrd,
mg/L
as N
(00623)
Nitrate
+
nitrite
water,
fltrd,
mg/L
as N
(00631)

Ortho-
phos-
phate,
water,
fltrd,
mg/L
(00660)

Phos-
phorus,
water,
fltrd,
mg/L
as P
(00666)
Ortho-
phos-
phate,
water,
fltrd,
mg/L
as P
(00671)


Organic
carbon,
water,
fltrd,
mg/L
(00681)


Hard-
ness,
water,
mg/L as
CaCO3
(00900)



Calcium
water,
fltrd,
mg/L
(00915)


Magnes-
ium,
water,
fltrd,
mg/L
(00925)



Sodium,
water,
fltrd,
mg/L
(00930)



Sodium
adsorp-
tion
ratio
(00931)

Sodium
frac-
tion
of
cations
percent
(00932)


Potas-
sium,
water,
fltrd,
mg/L
(00935)


Chlor-
ide,
water,
fltrd,
mg/L
(00940)



Sulfate
water,
fltrd,
mg/L
(00945)


Fluor-
ide,
water,
fltrd,
mg/L
(00950)


Silica,
water,
fltrd,
mg/L as
SiO2
(00955)



Arsenic
water,
fltrd,
ug/L
(01000)



Barium,
water,
fltrd,
ug/L
(01005)



Boron,
water,
fltrd,
ug/L
(01020)



Iron,
water,
fltrd,
ug/L
(01046)


Manga-
nese,
water,
fltrd,
ug/L
(01056)


Stron-
tium,
water,
fltrd,
ug/L
(01080)


Alum-
inum,
water,
fltrd,
ug/L
(01106)



Lithium
water,
fltrd,
ug/L
(01130)



Tritium
water,
unfltrd
pCi/L
(07000)
Alka-
linity,
wat flt
inf tit
field,
mg/L as
CaCO3
(39086)


C-14,
water,
fltrd,
percent
modern
(49933)
C-14
countng
error,
water,
fltrd,
percent
modern
(49934)
Dis-
solved
solids
dried @
180degC
wat flt
mg/L
(70300)
Dis-
solved
solids,
sum of
consti-
tuents,
mg/L
(70301)

Dis-
solved
solids,
water,
tons/
acre-ft
(70303)



Ammonia
water,
fltrd,
mg/L
(71846)



Nitrate
water,
fltrd,
mg/L
(71851)


Nitrite
water,
fltrd,
mg/L
as NO2
(71856)



Iodide
water,
fltrd,
mg/L
(71865)



Bromide
water,
fltrd,
mg/L
(71870)

delta
C-13 /
C-12,
water,
unfltrd
per mil
(82081)


delta
H-2/H-1
water,
unfltrd
per mil
(82082)

delta
O-18 /
O-16,
water,
unfltrd
per mil
(82085)
Specif.
conduc-
tance,
wat unf
lab,
uS/cm @
25 degC
(90095)
2009-01-16 15:30
PST
K
WG
USGS-WRD
28.5 8.0 2490 0.00001 0.4 8.0 8.5 1.1 < 0.51 0.04 0.43 < 0.002 < 0.040 0.47 < 0.04 0.063 E 0.02 0.021 E 0.21 53.4 19.4 1.03 492 29.5 95 2.80 700 125 4.21 16.5 12.8 54.8 2950 < 8.0 6.59 470 E 7.5 234 0.4 55 2.070 0.040 1430 E 1400 1.94 0.555 < 0.177 < 0.007 0.299 2.47 -10.22 -40.10 -5.78 2670
2011-09-11 14:00
PDT
K
WG

31.8 10.0 2760 0.00001 0.7 8.2                                                                                                

Water Quality Remark Code Description
< Less than
E Estimated