SWAMP Stations - Summary (No longer updated)
Preview
Published by:
California State Water Resources Control Board
Last updated:
March 25, 2025
File details:
8.46 MB
Access data:
Description:
Summary data for Surface Water Ambient Monitoring Program (SWAMP) monitoring stations, including the last sample date, last result, and trend by analyte (provisional). This analysis was done for the SWAMP Data Dashboard. Download the result data used for the analysis: https://data.ca.gov/dataset/surface-water-ambient-monitoring-program. *This dataset is provisional and subject to revision. It should not be used for regulatory purposes.
Data preview
You’re previewing the first 50 rows of this file.
StationCode
Analyte
LastSampleDate
LastResult
Unit
NumResults
Min
Max
Median
304WAD
Oxygen, Dissolved, Total
2023-02-28T00:00:00
10.84
mg/L
226
5.2
19.34
10.245
304WAD
pH
2023-02-28T00:00:00
7.23
none
223
6.45
8.883
7.62
304WAD
SpecificConductivity, Total
2023-02-28T00:00:00
178.1
uS/cm
224
129.1
43885
797.45
304WAD
Turbidity, Total
2023-02-28T00:00:00
117
NTU
218
0
126.7
2.05
304WAD
Oxygen, Saturation, Total
2023-02-28T00:00:00
92.2
%
226
60.2
224.2
97.9
304WAD
Nitrogen, Total Kjeldahl, Total
2020-03-05T00:00:00
0.25
mg/L
207
0.1
3
0.25
304WAD
E. coli
2020-03-05T00:00:00
12.2
MPN/100 mL
175
0.5
2800
29.2
304WAD
Ammonia as N, Total
2020-03-05T00:00:00
0.05
mg/L
188
0.01
0.59
0.04
304WAD
Copper, Total
2020-03-05T00:00:00
0.64
ug/L
108
0.005
47
1.4
304WAD
Zinc, Total
2020-03-05T00:00:00
1.6
ug/L
107
0.025
57
1.8
304WAD
Boron, Dissolved
2020-03-05T00:00:00
0.11
mg/L
203
0.026
2.5
0.15
304WAD
Hardness as CaCO3, Total
2020-03-05T00:00:00
130
mg/L
120
43
3700
161
304WAD
Sulfate, Dissolved
2020-03-05T00:00:00
39
mg/L
56
17
840
68