00003
81
2012-04-17
2023-09-11
Sampling depth, feet
00010
81
2012-04-17
2023-09-11
Temperature, water, degrees Celsius
00020
25
2012-04-17
2023-09-11
Temperature, air, degrees Celsius
00025
81
2012-04-17
2023-09-11
Barometric pressure, millimeters of mercury
00035
25
2012-04-17
2023-09-11
Wind speed, miles per hour
00036
13
2012-04-17
2023-09-11
Wind direction, degrees clockwise from true north
00062
25
2012-04-17
2023-09-11
Elevation of reservoir water surface above datum, feet
00095
81
2012-04-17
2023-09-11
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
00191
81
2012-04-17
2023-09-11
Hydrogen ion, water, unfiltered, calculated, milligrams per liter
00300
81
2012-04-17
2023-09-11
Dissolved oxygen, water, unfiltered, milligrams per liter
00301
81
2012-04-17
2023-09-11
Dissolved oxygen, water, unfiltered, percent of saturation
00400
81
2012-04-17
2023-09-11
pH, water, unfiltered, field, standard units
00403
1
2012-04-17
2023-09-11
pH, water, unfiltered, laboratory, standard units
00530
1
2012-04-17
2023-09-11
Suspended solids, water, unfiltered, milligrams per liter
00600
1
2012-04-17
2023-09-11
Total nitrogen [nitrate + nitrite + ammonia + organic-N], water, unfiltered, milligrams per liter
00602
1
2012-04-17
2023-09-11
Total nitrogen [nitrate + nitrite + ammonia + organic-N], water, filtered, milligrams per liter
00605
1
2012-04-17
2023-09-11
Organic nitrogen, water, unfiltered, milligrams per liter as nitrogen
00607
1
2012-04-17
2023-09-11
Organic nitrogen, water, filtered, milligrams per liter as nitrogen
00608
1
2012-04-17
2023-09-11
Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as nitrogen
00613
1
2012-04-17
2023-09-11
Nitrite, water, filtered, milligrams per liter as nitrogen
00618
1
2012-04-17
2023-09-11
Nitrate, water, filtered, milligrams per liter as nitrogen
00623
1
2012-04-17
2023-09-11
Ammonia plus organic nitrogen, water, filtered, milligrams per liter as nitrogen
00625
1
2012-04-17
2023-09-11
Ammonia plus organic nitrogen, water, unfiltered, milligrams per liter as nitrogen
00631
1
2012-04-17
2023-09-11
Nitrate plus nitrite, water, filtered, milligrams per liter as nitrogen
00660
1
2012-04-17
2023-09-11
Orthophosphate, water, filtered, milligrams per liter as PO4
00665
1
2012-04-17
2023-09-11
Phosphorus, water, unfiltered, milligrams per liter as phosphorus
00666
1
2012-04-17
2023-09-11
Phosphorus, water, filtered, milligrams per liter as phosphorus
00671
1
2012-04-17
2023-09-11
Orthophosphate, water, filtered, milligrams per liter as phosphorus
00680
1
2012-04-17
2023-09-11
Organic carbon, water, unfiltered, milligrams per liter
00681
1
2012-04-17
2023-09-11
Organic carbon, water, filtered, milligrams per liter
00900
1
2012-04-17
2023-09-11
Hardness, water, milligrams per liter as calcium carbonate
00915
1
2012-04-17
2023-09-11
Calcium, water, filtered, milligrams per liter
00925
1
2012-04-17
2023-09-11
Magnesium, water, filtered, milligrams per liter
00930
1
2012-04-17
2023-09-11
Sodium, water, filtered, milligrams per liter
00931
1
2012-04-17
2023-09-11
Sodium adsorption ratio (SAR), water, number
00932
1
2012-04-17
2023-09-11
Sodium fraction of cations, water, percent in equivalents of major cations
00935
1
2012-04-17
2023-09-11
Potassium, water, filtered, milligrams per liter
00940
1
2012-04-17
2023-09-11
Chloride, water, filtered, milligrams per liter
00945
1
2012-04-17
2023-09-11
Sulfate, water, filtered, milligrams per liter
00950
1
2012-04-17
2023-09-11
Fluoride, water, filtered, milligrams per liter
00955
1
2012-04-17
2023-09-11
Silica, water, filtered, milligrams per liter as SiO2
01046
1
2012-04-17
2023-09-11
Iron, water, filtered, micrograms per liter
01056
1
2012-04-17
2023-09-11
Manganese, water, filtered, micrograms per liter
32000
15
2012-04-17
2023-09-11
Sample volume, liters
32318
10
2012-04-17
2023-09-11
Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter
32319
10
2012-04-17
2023-09-11
Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin
32320
10
2012-04-17
2023-09-11
Chlorophyll fluorescence (fChl), water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, relative fluorescence units (RFU)
32321
10
2012-04-17
2023-09-11
Phycocyanin relative fluorescence (fPC), water, in situ, relative fluorescence units (RFU)
49701
25
2012-04-17
2023-09-11
Transparency, water, in situ, Secchi disc, feet
50624
1
2012-04-17
2023-09-11
Absorbance, 254 nm, water, filtered, absorbance units per centimeter
52686
1
2012-04-17
2023-09-11
Cylindrospermopsin, water, unfiltered, recoverable, micrograms per liter
52687
1
2012-04-17
2023-09-11
Domoic acid, water, unfiltered, recoverable, micrograms per liter
52688
1
2012-04-17
2023-09-11
Microcystin LA, water, unfiltered, recoverable, micrograms per liter
52689
1
2012-04-17
2023-09-11
Microcystin LY, water, unfiltered, recoverable, micrograms per liter
52690
1
2012-04-17
2023-09-11
Microcystin HtYR, water, unfiltered, recoverable, micrograms per liter
52691
1
2012-04-17
2023-09-11
Microcystin WR, water, unfiltered, recoverable, micrograms per liter
52692
1
2012-04-17
2023-09-11
Microcystin RR, water, unfiltered, recoverable, micrograms per liter
52693
1
2012-04-17
2023-09-11
Microcystin YR, water, unfiltered, recoverable, micrograms per liter
52694
1
2012-04-17
2023-09-11
Microcystin LF, water, unfiltered, recoverable, micrograms per liter
52695
1
2012-04-17
2023-09-11
Microcystin LW, water, unfiltered, recoverable, micrograms per liter
52696
1
2012-04-17
2023-09-11
Nodularin, water, unfiltered, recoverable, micrograms per liter
52697
1
2012-04-17
2023-09-11
Okadaic acid, water, unfiltered, recoverable, micrograms per liter
52836
1
2012-04-17
2023-09-11
Microcystin HiLR, water, unfiltered, recoverable, micrograms per liter
61726
1
2012-04-17
2023-09-11
Absorbance, UV, organic constituents, 280 nm, 1 cm path length, water, filtered, absorbance units per centimeter
62360
1
2012-04-17
2023-09-11
Pheophytin a, phytoplankton, micrograms per liter
63162
1
2012-04-17
2023-09-11
Specific UV Absorbance, 254 nm, water, filtered, 1 cm path length, calculated, liter per (milligram of dissolved organic carbon * meter)
63680
10
2012-04-17
2023-09-11
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)
63686
1
2012-04-17
2023-09-11
Microcystin LR, water, unfiltered, recoverable, micrograms per liter
68287
1
2012-04-17
2023-09-11
Anatoxin-a, water, unfiltered, recoverable, micrograms per liter
68288
1
2012-04-17
2023-09-11
Geosmin, water, unfiltered, recoverable, nanograms per liter
68289
1
2012-04-17
2023-09-11
2-Methylisoborneol, water, unfiltered, recoverable, nanograms per liter
70300
1
2012-04-17
2023-09-11
Dissolved solids dried at 180 degrees Celsius, water, filtered, milligrams per liter
70303
1
2012-04-17
2023-09-11
Dissolved solids, water, filtered, short tons per acre-foot
70953
1
2012-04-17
2023-09-11
Chlorophyll a, phytoplankton, chromatographic-fluorometric method, micrograms per liter
71846
1
2012-04-17
2023-09-11
Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as NH4
71851
1
2012-04-17
2023-09-11
Nitrate, water, filtered, milligrams per liter as nitrate
71856
1
2012-04-17
2023-09-11
Nitrite, water, filtered, milligrams per liter as nitrite
89003
1
2012-04-17
2023-09-11
Total saxitoxins, water, filtered (0.7 micron filter) after freeze/thaw extraction, enzyme-linked immunosorbent assay, recoverable, micrograms per liter
89004
1
2012-04-17
2023-09-11
Dissolved saxitoxins, water, filtered (0.7 micron filter), enzyme-linked immunosorbent assay, recoverable, micrograms per liter
89005
1
2012-04-17
2023-09-11
Total cylindrospermopsins, water, filtered (0.7 micron filter) after freeze/thaw extraction, enzyme-linked immunosorbent assay, recoverable, micrograms per
89006
1
2012-04-17
2023-09-11
Dissolved cylindrospermopsins, water, filtered (0.7 micron filter), enzyme-linked immunosorbent assay, recoverable, micrograms per liter
89011
1
2012-04-17
2023-09-11
Total microcystins plus nodularins, water, filtered after freeze/thaw extraction, ADDA specific enzyme-linked immunosorbent assay, recoverable, micrograms per liter
89012
1
2012-04-17
2023-09-11
Dissolved microcystins plus nodularins, water, filtered, ADDA specific enzyme-linked immunosorbent assay, recoverable, micrograms per liter
90095
1
2012-04-17
2023-09-11
Specific conductance, water, unfiltered, laboratory, microsiemens per centimeter at 25 degrees Celsius
94424
12
2012-04-17
2023-09-11
Dreissena polymorpha (Pallas, 1771) adults, number per square meter
94425
24
2012-04-17
2023-09-11
Dreissena polymorpha (Pallas, 1771) larvae, number per liter
94428
1
2012-04-17
2023-09-11
Zebra mussel Dreissena polymorpha (Pallas, 1771) rDNA ITS 2 gene, water, DNA based, recoverable, copies per liter
99111
46
2012-04-17
2023-09-11
Type of quality assurance data associated with sample, code
99156
1
2012-04-17
2023-09-11
Sulfuric acid NWIS lot number, 4.5 N (1:7), 1 mL, National Field Supply Service (NFSS) stock number Q438FLD
99159
1
2012-04-17
2023-09-11
Nitric acid NWIS lot number, 7.5-7.7 N, 2 mL, National Field Supply Service (NFSS) stock number Q436FLD
99206
1
2012-04-17
2023-09-11
NWIS lot number, capsule filter, 0.45 micron
99988
10
2012-04-17
2023-09-11
Photosynthetically active radiation (average flux density on a horizontal surface during measurement interval), micromoles of photons per square meter per second
Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data
starting March 11, 2024 