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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) |
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 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, fltrd, ug/L (01005) |
Barium, water, unfltrd recover -able, ug/L (01007) |
Beryll- ium, water, fltrd, ug/L (01010) |
Beryll- ium, water, unfltrd recover -able, ug/L (01012) |
Cadmium water, fltrd, ug/L (01025) |
Cadmium water, unfltrd ug/L (01027) |
Chrom- ium, water, fltrd, ug/L (01030) |
Chrom- ium, water, unfltrd recover -able, ug/L (01034) |
Copper, water, fltrd, ug/L (01040) |
Copper, water, unfltrd recover -able, ug/L (01042) |
Iron, water, unfltrd recover -able, ug/L (01045) |
Iron, water, fltrd, ug/L (01046) |
Lead, water, fltrd, ug/L (01049) |
Lead, water, unfltrd recover -able, ug/L (01051) |
Manga- nese, water, unfltrd recover -able, ug/L (01055) |
Manga- nese, water, fltrd, ug/L (01056) |
Nickel, water, fltrd, ug/L (01065) |
Nickel, water, unfltrd recover -able, ug/L (01067) |
Zinc, water, fltrd, ug/L (01090) |
Zinc, water, unfltrd recover -able, ug/L (01092) |
Alum- inum, water, unfltrd recover -able, ug/L (01105) |
Alum- inum, water, fltrd, ug/L (01106) |
Selen- ium, water, fltrd, ug/L (01145) |
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) |
Total nitro- gen, wat unf by anal ysis, mg/L (62855) |
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) |
Sus- pended sedimnt mass, grams (91157) |
Suspnd sedimnt mass between 63 um & 4 mm, grams (91165) |
Type of sample related QA data, code (99111) |
Julian date, in- bottle diges- tion, ddd (99870) |
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2017-10-19 08:25 |
MDT |
K |
WS |
USGS-WRD |
10.8 | 1.0 | 670 | 271 | 11.36 | 492 | M | 10.4 | 107 | 8.6 | 8.3 | 0.8 | 236 | 70 | 47.3 | 28.7 | 19.9 | 0.56 | 15 | 2.64 | 3.67 | 98.4 | 0.20 | 7.43 | 167 | 3.46 | 7.7 | 308 | 225 | 0.42 | 92 | 2 | 1.5 | 10 | 3044 | 509 | 1 | |||||||||||||||||||||||||||||||||||||||||||
2018-04-24 17:15 |
MDT |
K |
WS |
USGS-WRD |
6.4 | 12.0 | 683 | 521 | 11.84 | 712 | M | 13.1 | 119 | 8.4 | 8.2 | 1.6 | 340 | 124 | 62.1 | 44.8 | 33.8 | 0.80 | 18 | 3.87 | 6.76 | 180 | 0.21 | 7.24 | 216 | 3.61 | 15 | 469 | 659 | 0.64 | 18 | 1 | 1.4 | 10 | 3044 | 729 | 10 | |||||||||||||||||||||||||||||||||||||||||||
2018-06-20 15:55 |
MDT |
K |
WS |
USGS-WRD |
17.7 | 20.0 | 677 | 1080 | 12.84 | 371 | 0.00001 | 9.2 | 109 | 8.0 | 8.1 | 2.2 | 169 | 55 | 35.0 | 19.8 | 15.9 | 0.53 | 17 | 2.53 | 2.27 | 76.5 | 0.13 | 8.05 | 114 | 3.91 | 31 | 228 | 666 | 0.31 | 77 | 6 | 17 | 10 | 3052 | 381 | 1 | |||||||||||||||||||||||||||||||||||||||||||
2018-07-16 15:30 |
MDT |
K |
WS |
USGS-WRD |
17.8 | 33.0 | 675 | 400 | 11.62 | 434 | 0.00003 | 10.9 | 130 | 7.6 | 8.0 | 6.3 | 0.12 | 0.05 | 0.007 | 0.171 | 0.18 | 0.067 | 0.020 | 0.022 | 202 | 72 | 41.9 | 23.5 | 18.5 | 0.57 | 16 | 2.31 | 2.33 | 93.3 | 0.14 | 8.65 | 1.0 | 1.2 | 37.1 | 40.5 | < 0.030 | < 0.01 | < 0.090 | < 0.03 | < 1.5 | < 0.5 | < 1.2 | 0.6 | 124 | < 10.0 | < 0.060 | 0.09 | 130 | 107 | 0.91 | 0.9 | < 6.0 | < 2 | 50.5 | < 9.0 | 0.29 | 0.3 | 130 | 3.54 | 11 | 0.34 | 270 | 291 | 0.37 | 97 | 0.059 | 0.756 | 0.022 | 4 | 4.3 | 10 | 3044 | 437 | 0.0035 | 0.0001 | 1 | |||
2018-08-22 18:00 |
MDT |
K |
WS |
USGS-WRD |
20.0 | 25.0 | 6670 | 380 | 11.97 | 506 | 0.00001 | 9.5 | 12 | 7.9 | 8.2 | 3.8 | 0.32 | 0.17 | 0.007 | 0.018 | 0.03 | 0.251 | 0.120 | 0.082 | 231 | 75 | 46.1 | 28.1 | 20.8 | 0.60 | 16 | 2.40 | 3.19 | 108 | 0.16 | 6.81 | 1.7 | 2.0 | 44.0 | 52.0 | < 0.010 | 0.05 | < 0.030 | 0.03 | < 0.50 | < 0.5 | 0.44 | 1.3 | 471 | 20.2 | < 0.020 | 0.50 | 201 | 144 | 0.83 | 1.6 | < 2.0 | 3 | 121 | 5.3 | 0.30 | 0.3 | 155 | 3.65 | 11 | 0.52 | 310 | 318 | 0.42 | 86 | 0.219 | 0.082 | 0.024 | 2 | 2.1 | 10 | 3044 | 512 | 0.0021 | 0.0003 | 1 | |||
2018-09-11 15:45 |
MDT |
K |
WS |
USGS-WRD |
19.6 | 24.0 | 670 | 365 | 11.79 | 530 | 0.00001 | 8.5 | 106 | 8.2 | 8.4 | 2.0 | < 0.35 | < 0.01 | 0.001 | < 0.009 | < 0.01 | 0.016 | 0.020 | 0.005 | 249 | 84 | 49.4 | 30.6 | 22.6 | 0.62 | 16 | 2.65 | 3.53 | 118 | 0.17 | 5.57 | 1.4 | 1.4 | 44.8 | 51.4 | < 0.010 | < 0.01 | < 0.030 | < 0.03 | < 0.50 | < 0.5 | 0.43 | 0.6 | 30.7 | < 10.0 | < 0.020 | 0.04 | 12.9 | 3.32 | 0.87 | 0.8 | < 2.0 | < 2 | 14.8 | < 3.0 | 0.40 | 0.4 | 166 | 3.59 | 10 | 0.35 | 332 | 327 | 0.45 | 92 | < 0.013 | < 0.038 | 0.005 | 2 | 2.0 | 10 | 3044 | 533 | 0.0013 | 0.0001 | 1 | |||
2018-10-23 16:05 |
MDT |
K |
WS |
USGS-WRD |
8.7 | 18.0 | 673 | 272 | 11.27 | 590 | M | 12.2 | 119 | 8.5 | 8.4 | 1.2 | < 0.01 | 286 | 85 | 56.6 | 35.1 | 24.8 | 0.64 | 16 | 2.86 | 4.35 | 133 | 0.19 | 3.82 | 201 | 3.44 | 7.7 | 382 | 381 | 281 | 0.52 | 94 | 2 | 1.5 | 10 | 3044 | 604 | 200 | 0.0016 | 0.0001 | 1 | ||||||||||||||||||||||||||||||||||||||
2019-04-23 15:30 |
MDT |
K |
WS |
USGS-WRD |
8.5 | 22.0 | 672 | 222 | 11.02 | 702 | 0.00001 | 14.2 | 138 | 8.3 | 8.4 | 2.0 | 330 | 122 | 63.6 | 41.7 | 31.5 | 0.75 | 17 | 4.83 | 6.64 | 172 | 0.21 | 4.45 | 208 | 3.36 | 6.3 | 450 | 270 | 0.61 | 93 | 2 | 1.2 | 10 | 3044 | 711 | 0.0014 | 0.0001 | 1 | |||||||||||||||||||||||||||||||||||||||||
2019-06-20 15:35 |
MDT |
K |
WS |
USGS-WRD |
15.5 | 15.5 | 667 | 3300 | 15.19 | 332 | 0.00001 | 9.8 | 112 | 8.0 | 8.2 | 2.2 | 156 | 40 | 34.1 | 17.1 | 11.6 | 0.40 | 14 | 2.31 | 2.01 | 55.5 | 0.12 | 8.51 | 116 | 4.63 | 93 | 201 | 1790 | 0.27 | 88 | 7 | 62 | 10 | 3052 | 335 | 0.0066 | 0.0008 | 1 | |||||||||||||||||||||||||||||||||||||||||
2019-07-23 15:30 |
MDT |
K |
WS |
USGS-WRD |
19.0 | 36.0 | 677 | 686 | 12.24 | 319 | 0.00001 | 13.2 | 160 | 8.2 | 8.3 | 1.4 | < 0.23 | < 0.01 | 0.002 | 0.135 | 0.14 | 0.055 | 0.046 | 0.018 | 148 | 35 | 33.0 | 16.0 | 10.7 | 0.38 | 13 | 1.72 | 1.91 | 52.5 | 0.12 | 9.12 | 0.80 | 1.0 | 31.4 | 37.2 | < 0.010 | 0.02 | < 0.030 | < 0.03 | < 0.50 | < 0.5 | 0.67 | 0.9 | 332 | 27.3 | 0.023 | 0.28 | 69.9 | 32.4 | 0.70 | 0.9 | < 2.0 | 2 | 191 | 12 | 0.21 | 0.3 | 114 | 3.73 | 19 | 0.36 | 192 | 194 | 355 | 0.26 | 99 | < 0.013 | 0.599 | 0.007 | 9 | 17 | 10 | 3052 | 323 | 114 | 0.0083 | 0.0001 | 1 | |
2019-08-12 16:30 |
MDT |
K |
WS |
USGS-WRD |
20.6 | 25.5 | 675 | 469 | 11.68 | 368 | 0.00003 | 8.2 | 103 | 7.6 | 8.1 | 6.3 | 0.24 | 0.09 | 0.014 | 0.074 | 0.09 | 0.140 | 0.073 | 0.046 | 171 | 43 | 37.4 | 18.8 | 12.5 | 0.42 | 14 | 1.87 | 2.16 | 61.1 | 0.14 | 9.54 | 1.6 | 1.9 | 39.0 | 42.2 | < 0.010 | 0.01 | < 0.030 | < 0.03 | < 0.50 | < 0.5 | < 0.40 | 0.7 | 238 | < 10.0 | < 0.020 | 0.17 | 210 | 198 | 0.77 | 0.9 | < 2.0 | < 2 | 107 | 3 | 0.33 | 0.3 | 128 | 3.56 | 13 | 0.41 | 230 | 221 | 291 | 0.31 | 99 | 0.109 | 0.326 | 0.044 | 8 | 10 | 10 | 3044 | 366 | 128 | 0.0070 | 0.0001 | 10 | |
2019-09-18 09:10 |
MDT |
K |
WS |
USGS-WRD |
17.5 | 10.0 | 675 | 382 | 11.49 | 507 | 0.00001 | 9.2 | 109 | 8.2 | 8.3 | 2.0 | 240 | 76 | 49.2 | 28.5 | 24.1 | 0.68 | 18 | 2.71 | 3.67 | 107 | 0.17 | 7.81 | 164 | 3.50 | 11 | 322 | 332 | 0.44 | 97 | 4 | 4.1 | 10 | 3044 | 518 | 0.0033 | 0.0001 | 1 | |||||||||||||||||||||||||||||||||||||||||
2019-10-08 17:30 |
MDT |
K |
WS |
USGS-WRD |
12.4 | 15.0 | 665 | 368 | 11.35 | 531 | M | 10.6 | 114 | 8.4 | 8.4 | 1.3 | 0.02 | 253 | 77 | 51.3 | 30.2 | 21.0 | 0.57 | 15 | 2.74 | 3.88 | 115 | 0.18 | 7.94 | 175 | 3.46 | 10 | 337 | 337 | 335 | 0.46 | 83 | 3 | 3.0 | 10 | 3044 | 543 | 175 | 0.0023 | 0.0004 | 1 | ||||||||||||||||||||||||||||||||||||||
2020-04-23 11:05 |
MDT |
K |
WS |
USGS-WRD |
7.6 | 9.0 | 668 | 309 | 11.11 | 784 | M | 12.4 | 118 | 8.4 | 8.3 | 1.7 | 352 | 131 | 65.8 | 45.7 | 38.2 | 0.89 | 19 | 3.85 | 6.84 | 212 | 0.21 | 5.55 | 222 | 3.39 | 8.8 | 510 | 426 | 0.69 | 73 | 12 | 10 | 10 | 3044 | 796 | 0.0093 | 0.0025 | 1 | |||||||||||||||||||||||||||||||||||||||||
2020-06-24 12:45 |
MDT |
K |
WS |
USGS-WRD |
17.4 | 30.0 | 672 | 478 | 11.61 | 504 | 0.00001 | 10.8 | 128 | 8.2 | 8.3 | 1.9 | 229 | 73 | 46.3 | 27.5 | 22.1 | 0.64 | 17 | 2.53 | 3.74 | 113 | 0.16 | 7.96 | 155 | 3.54 | 14 | 317 | 409 | 0.43 | 95 | 2 | 2.6 | 10 | 3044 | 504 | 0.0020 | 0.0001 | 1 | |||||||||||||||||||||||||||||||||||||||||
2020-07-22 07:45 |
MDT |
K |
WS |
USGS-WRD |
19.6 | 24.0 | 671 | 414 | 11.59 | 424 | 0.00003 | 9.1 | 113 | 7.6 | 8.2 | 6.9 | 0.34 | 0.04 | 0.001 | 0.107 | 0.11 | 0.107 | 0.053 | 0.035 | 199 | 58 | 41.7 | 23.1 | 16.5 | 0.51 | 15 | 2.23 | 2.71 | 80.7 | 0.16 | 8.83 | 1.4 | 1.6 | 37.5 | 41.2 | < 0.010 | < 0.01 | < 0.030 | < 0.03 | < 0.50 | < 0.5 | 0.45 | 0.7 | 80.7 | < 10.0 | < 0.020 | 0.07 | 121 | 92.7 | 0.73 | 0.8 | < 2.0 | < 2 | 38 | 3 | 0.30 | 0.3 | 142 | 3.53 | 12 | 0.49 | 262 | 293 | 0.36 | 93 | 0.045 | 0.473 | 0.004 | 2 | 2.2 | 10 | 3044 | 427 | 0.0015 | 0.0001 | 1 | 20201000 | ||
2020-08-19 16:10 |
MDT |
K |
WS |
USGS-WRD |
21.9 | 33.5 | 674 | 398 | 11.92 | 463 | 0.00001 | 9.7 | 125 | 8.1 | 8.4 | 2.3 | 0.25 | 0.07 | 0.003 | 0.019 | 0.02 | 0.133 | 0.064 | 0.043 | 213 | 64 | 44.0 | 25.1 | 18.8 | 0.56 | 16 | 2.50 | 2.93 | 88.9 | 0.17 | 7.74 | 2.0 | 1.9 | 45.7 | 51.3 | < 0.010 | < 0.01 | < 0.030 | < 0.03 | < 0.50 | < 0.5 | 0.62 | 0.9 | 70.6 | 51.3 | 0.044 | 0.07 | 92.7 | 76.5 | 0.90 | 0.9 | < 2.0 | < 2 | 39 | 35 | 0.30 | 0.3 | 149 | 3.63 | 11 | 0.34 | 282 | 280 | 303 | 0.38 | 95 | 0.092 | 0.084 | 0.011 | 2 | 2.1 | 10 | 3044 | 461 | 149 | 0.0020 | 0.0001 | 10 | 20201000 |
2020-09-09 10:30 |
MDT |
K |
WS |
USGS-WRD |
17.9 | 10.5 | 682 | 290 | 11.51 | 503 | 0.00001 | 10.2 | 120 | 8.2 | 8.3 | 1.9 | 229 | 75 | 43.0 | 29.6 | 23.2 | 0.67 | 18 | 2.77 | 3.75 | 115 | 0.20 | 8.12 | 154 | 3.51 | 8.2 | 317 | 249 | 0.43 | 90 | 3 | 2.3 | 10 | 3044 | 511 | 0.0031 | 0.0003 | 1 |
Water Quality Remark Code | Description |
---|---|
< | Less than |
M | Presence verified but not quantified |