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Water Quality Samples for Montana
Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.
Sample Datetime |
Time datum |
Time datum reliability code |
Sample Medium Code |
Agency Collecting Sample, Code |
Temper- ature, water, deg C (00010) |
Temper- ature, air, deg C (00020) |
Baro- metric pres- sure, mm Hg (00025) |
Instan- taneous dis- charge, ft3/s (00061) |
Gage height, feet (00065) |
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) |
Dis- solved oxygen, percent of sat- uration (00301) |
pH, water, unfltrd field, std units (00400) |
pH, water, unfltrd lab, std units (00403) |
Carbon dioxide water, unfltrd mg/L (00405) |
ANC, wat unf infl pt titr., field, mg/L as CaCO3 (00419) |
Carbon- ate, wat unf infl pt titr., field, mg/L (00447) |
Bicar- bonate, wat unf infl pt titr., lab, mg/L (00449) |
Carbon- ate, wat flt infl pt titr., field, mg/L (00452) |
Bicar- bonate, wat flt infl pt titr., field, mg/L (00453) |
Organic nitro- gen, water, unfltrd mg/L (00605) |
Ammonia water, fltrd, mg/L as N (00608) |
Nitrite water, fltrd, mg/L as N (00613) |
Nitrate water, fltrd, mg/L as N (00618) |
Nitrate + nitrite water, fltrd, mg/L as N (00631) |
Ortho- phos- phate, water, fltrd, mg/L (00660) |
Phos- phorus, water, unfltrd mg/L as P (00665) |
Ortho- phos- phate, water, fltrd, mg/L as P (00671) |
Hard- ness, water, mg/L as CaCO3 (00900) |
Noncarb hard- ness, wat flt field, mg/L as CaCO3 (00904) |
Noncarb hard- ness, wat flt lab, mg/L as CaCO3 (00905) |
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) |
Arsenic water, unfltrd ug/L (01002) |
Barium, water, unfltrd recover -able, ug/L (01007) |
Beryll- ium, water, unfltrd recover -able, ug/L (01012) |
Iron, water, fltrd, ug/L (01046) |
Manga- nese, water, fltrd, ug/L (01056) |
Alum- inum, water, fltrd, ug/L (01106) |
Selen- ium, water, unfltrd ug/L (01147) |
Alka- linity, wat flt fxd end lab, mg/L as CaCO3 (29801) |
Gage height above datum meters (30207) |
Dis- charge, instan- taneous m3/s (30209) |
Alka- linity, wat flt inf tit field, mg/L as CaCO3 (39086) |
Total nitro- gen, wat unf by anal ysis, mg/L (62855) |
Turbdty white light, det ang 90+/-30 corrctd NTRU (63676) |
Dis- solved solids dried @ 180degC wat flt mg/L (70300) |
Dis- solved solids, sum of consti- tuents, mg/L (70301) |
Dis- solved solids, water, ton/d (70302) |
Dis- solved solids, water, tons/ acre-ft (70303) |
Suspnd. sedimnt sieve diametr percent <0.0625 mm (70331) |
Ammonia water, fltrd, mg/L (71846) |
Nitrate water, fltrd, mg/L (71851) |
Nitrite water, fltrd, mg/L as NO2 (71856) |
Sus- pended sedi- ment concen- tration mg/L (80154) |
Sus- pended sedi- ment dis- charge, ton/d (80155) |
Sam- pling method, code (82398) |
Sampler type, code (84164) |
Specif. conduc- tance, wat unf lab, uS/cm @ 25 degC (90095) |
ANC, wat unf fixed end pt, lab, mg/L as CaCO3 (90410) |
Type of repli- cate, code (99105) |
Type of sample related QA data, code (99111) |
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2016-10-05 15:00 |
MDT |
K |
WS |
USGS-WRD |
10.5 | 8.5 | 672 | 370 | 3.43 | 1220 | 0.00001 | 10.8 | 110 | 8.3 | 8.3 | 1.7 | 244 | 3 | 290 | 2 | 215 | < 0.84 | < 0.01 | < 0.001 | 0.422 | 0.42 | 0.014 | 1.12 | 0.005 | 406 | 226 | 220 | 95.4 | 40.8 | 133 | 2.87 | 41 | 5.80 | 35.7 | 437 | 0.39 | 5.81 | 0.74 | 4.1 | 208 | 1.04 | 132 | 3.80 | 108 | 2.6 | 186 | 1.05 | 10 | 181 | 1.26 | > 1000 | 894 | 864 | 893 | 1.22 | 97 | < 0.013 | 1.87 | < 0.003 | 1170 | 1170 | 10 | 3044 | 1280 | 257 | 1 | |
2016-11-15 14:45 |
MST |
K |
WS |
USGS-WRD |
8.2 | 16.0 | 670 | 239 | 3.10 | 1490 | M | 12.0 | 116 | 8.5 | 8.3 | 1.3 | 222 | 3 | 265 | 3 | 261 | < 0.29 | < 0.01 | 0.001 | 0.216 | 0.22 | < 0.012 | 0.143 | < 0.004 | 447 | 227 | 228 | 98.0 | 49.1 | 184 | 3.80 | 47 | 6.01 | 74.8 | 472 | 0.36 | 6.36 | 0.55 | 1.8 | 55.4 | 0.14 | 10.6 | 2.17 | 8.0 | 1.2 | 219 | 0.94 | 6.8 | 219 | 0.51 | 160 | 978 | 1020 | 631 | 1.33 | 97 | < 0.013 | 0.955 | 0.004 | 172 | 111 | 10 | 3044 | 1510 | 260 | 1 | |
2016-12-12 15:40 |
MST |
K |
WS |
USGS-WRD |
-0.1 | -14.0 | 675 | 121 | 3.00 | 2180 | 0.00002 | 13.5 | 105 | 7.8 | 8.1 | 11 | 363 | 0.30 | 0.06 | 0.003 | 0.792 | 0.80 | 0.014 | 0.041 | 0.005 | 783 | 418 | 400 | 176 | 83.3 | 245 | 3.81 | 40 | 7.96 | 74.8 | 756 | 0.39 | 13.8 | 0.65 | 1.0 | 60.5 | < 0.03 | < 10.0 | 7.91 | < 6.0 | 1.7 | 383 | 0.91 | 3.4 | 365 | 1.15 | 13 | 1520 | 1580 | 498 | 2.07 | 90 | 0.071 | 3.50 | 0.011 | 167 | 55 | 70 | 3071 | 2200 | 379 | 1 | |||||
2017-01-10 16:15 |
MST |
K |
WS |
USGS-WRD |
-0.1 | -15.0 | 664 | 146 | 3.56 | 1560 | 0.00002 | 10.4 | 82 | 7.7 | 8.1 | 12 | 306 | 0.12 | 0.10 | 0.018 | 0.842 | 0.86 | 0.015 | 0.051 | 0.005 | 505 | 193 | 174 | 119 | 50.7 | 170 | 3.29 | 42 | 5.86 | 69.2 | 425 | 0.36 | 13.4 | 0.41 | 0.6 | 49.5 | < 0.03 | 15.1 | 6.73 | < 3.0 | 1.3 | 331 | 1.09 | 4.1 | 312 | 1.08 | 7.7 | 1060 | 1040 | 419 | 1.45 | 65 | 0.130 | 3.73 | 0.061 | 112 | 44 | 70 | 3071 | 1540 | 303 | 1 | |||||
2017-02-13 16:00 |
MST |
K |
WS |
USGS-WRD |
0.0 | 7.0 | 679 | 192 | 3.68 | 1480 | 0.00001 | 11.5 | 89 | 7.9 | 8.2 | 6.5 | 0.18 | 0.05 | 0.009 | 0.843 | 0.85 | < 0.012 | 0.053 | < 0.004 | 474 | 208 | 180 | 112 | 47.1 | 166 | 3.32 | 43 | 5.65 | 69.9 | 420 | 0.38 | 12.1 | 0.42 | 0.7 | 51.0 | 0.03 | 12.9 | 5.75 | < 3.0 | 1.6 | 294 | 1.12 | 5.4 | 266 | 1.08 | 17 | 1000 | 996 | 521 | 1.37 | 91 | 0.062 | 3.73 | 0.031 | 73 | 38 | 70 | 3071 | 1500 | 287 | 1 | ||||||
2017-03-08 15:05 |
MST |
K |
WS |
USGS-WRD |
3.9 | 10.0 | 671 | 458 | 3.74 | 1800 | M | 12.7 | 110 | 8.4 | 8.2 | 1.7 | 2 | 267 | 0.61 | 0.07 | 0.006 | 0.495 | 0.50 | 0.040 | 0.459 | 0.013 | 559 | 337 | 315 | 130 | 56.8 | 215 | 3.96 | 45 | 6.48 | 77.7 | 614 | 0.36 | 8.81 | 0.66 | 4.9 | 140 | 0.40 | 11.6 | 6.77 | < 9.0 | 2.0 | 244 | 1.14 | 13 | 209 | 1.18 | 600 | 1310 | 1240 | 1620 | 1.79 | 87 | 0.087 | 2.19 | 0.019 | 556 | 688 | 10 | 3044 | 1800 | 281 | 1 | ||||
2017-04-11 14:40 |
MDT |
K |
WS |
USGS-WRD |
11.4 | 10.0 | 675 | 531 | 3.94 | 1640 | M | 9.9 | 103 | 8.4 | 8.2 | 1.2 | < 1.3 | < 0.01 | 0.001 | 0.676 | 0.68 | 0.025 | 1.63 | 0.008 | 475 | 312 | 279 | 111 | 48.2 | 212 | 4.22 | 49 | 6.04 | 38.6 | 632 | 0.42 | 6.75 | 0.58 | 12.2 | 410 | 1.49 | 7.9 | 2.34 | < 9.0 | 4.7 | 196 | 1.20 | 15 | 163 | 1.95 | > 1000 | 1230 | 1160 | 1770 | 1.67 | 90 | < 0.013 | 2.99 | 0.004 | 2510 | 3600 | 10 | 3044 | 1660 | 294 | 1 | ||||||
2017-05-16 15:55 |
MDT |
K |
WS |
USGS-WRD |
15.4 | 16.0 | 665 | 4840 | 7.00 | 454 | 0.00001 | 7.8 | 90 | 8.0 | 8.1 | 1.7 | 106 | < 0.97 | < 0.01 | 0.001 | 0.199 | 0.20 | 0.041 | 1.11 | 0.013 | 145 | 57 | 57 | 35.4 | 13.6 | 37.1 | 1.34 | 35 | 2.41 | 9.19 | 125 | 0.20 | 10.7 | 0.79 | 8.1 | 272 | 0.96 | 72.8 | 2.90 | 27.6 | 1.3 | 88.1 | 2.13 | 137 | 88 | 1.17 | > 1000 | 297 | 288 | 3880 | 0.40 | 46 | < 0.013 | 0.879 | 0.003 | 2800 | 36600 | 10 | 3052 | 467 | 148 | 30.00 | 30 | ||||
2017-06-05 14:45 |
MDT |
K |
WS |
USGS-WRD |
21.6 | 30.0 | 673 | 2810 | 6.40 | 472 | 0.00001 | 8.4 | 108 | 8.1 | 8.1 | 1.1 | 76 | < 0.68 | < 0.01 | < 0.001 | 0.111 | 0.11 | 0.039 | 0.766 | 0.013 | 144 | 74 | 56 | 35.4 | 13.6 | 39.8 | 1.44 | 37 | 2.04 | 12.3 | 130 | 0.17 | 10.5 | 0.83 | 6.8 | 241 | 0.65 | 70.5 | 3.05 | 19.1 | 0.8 | 88.3 | 1.95 | 80 | 70 | 0.79 | 350 | 312 | 286 | 2360 | 0.42 | 25 | < 0.013 | 0.490 | < 0.003 | 2090 | 15900 | 10 | 3052 | 481 | 108 | 1 | |||||
2017-07-10 14:45 |
MDT |
K |
WS |
USGS-WRD |
27.8 | 36.0 | 671 | 433 | 3.70 | 1050 | M | 7.9 | 115 | 8.5 | 8.2 | 0.9 | 153 | 4 | 153 | 4 | 182 | < 0.45 | < 0.01 | < 0.001 | < 0.010 | < 0.01 | < 0.012 | 0.107 | < 0.004 | 306 | 149 | 147 | 71.8 | 30.7 | 105 | 2.62 | 42 | 3.81 | 37.4 | 339 | 0.24 | 8.27 | 1.0 | 1.9 | 66.3 | 0.09 | < 10.0 | 1.78 | < 9.0 | 1.0 | 158 | 1.13 | 12 | 157 | 0.45 | 63 | 723 | 690 | 845 | 0.98 | 75 | < 0.013 | < 0.044 | < 0.003 | 94 | 110 | 10 | 3044 | 1040 | 163 | 1 | |
2017-08-07 15:00 |
MDT |
K |
WS |
USGS-WRD |
25.0 | 28.0 | 676 | 134 | 2.64 | 1500 | M | 8.5 | 117 | 8.4 | 8.3 | 1.5 | 197 | 5 | 231 | 5 | 228 | < 0.45 | 0.01 | < 0.001 | < 0.010 | < 0.01 | < 0.012 | 0.022 | < 0.004 | 486 | 291 | 292 | 101 | 56.5 | 156 | 3.08 | 41 | 6.46 | 40.5 | 558 | 0.27 | 4.71 | 0.77 | 0.9 | 60.7 | < 0.01 | < 10.0 | 3.50 | < 6.0 | 1.0 | 194 | 0.80 | 3.8 | 195 | 0.46 | 7.8 | 1070 | 1040 | 386 | 1.45 | 72 | 0.016 | < 0.044 | < 0.003 | 13 | 4.7 | 10 | 3044 | 1490 | 190 | 1 | |
2017-09-05 14:55 |
MDT |
K |
WS |
USGS-WRD |
20.1 | 25.0 | 681 | 44 | 2.09 | 2290 | M | 9.2 | 114 | 8.5 | 8.4 | 1.3 | 215 | 5 | 251 | 6 | 254 | < 0.47 | < 0.01 | < 0.001 | < 0.010 | < 0.01 | < 0.012 | 0.026 | < 0.004 | 550 | 333 | 324 | 93.0 | 77.2 | 308 | 5.72 | 54 | 9.49 | 96.3 | 885 | 0.40 | 3.16 | 0.72 | 0.8 | 61.4 | < 0.15 | < 20.0 | 6.81 | < 6.0 | 1.1 | 226 | 0.64 | 1.3 | 217 | 0.47 | 2.0 | 1710 | 1600 | 204 | 2.33 | 80 | < 0.013 | < 0.044 | < 0.003 | 15 | 1.8 | 10 | 3044 | 2300 | 227 | 1 |
Water Quality Remark Code | Description |
---|---|
< | Less than |
> | Greater than |
M | Presence verified but not quantified |