# //UNITED STATES GEOLOGICAL SURVEY http://water.usgs.gov/ # //NATIONAL WATER INFORMATION SYSTEM http://water.usgs.gov/data.html # //DATA ARE PROVISIONAL AND SUBJECT TO CHANGE UNTIL PUBLISHED BY USGS # //RETRIEVED: 2026-05-27 21:05:01 # //WARNING # //WARNING The stage-discharge rating provided in this file should be # //WARNING considered provisional and subject to change. Stage-discharge # //WARNING ratings change over time as the channel features that control # //WARNING the relation between stage and discharge vary. Users are # //WARNING cautioned to consider carefully the applicability of this # //WARNING rating before using it for decisions that concern personal or # //WARNING public safety or operational consequences. # //FILE TYPE="NWIS RATING" # //DATABASE NUMBER=01 DESCRIPTION=" Standard data base for this site." # //STATION AGENCY="USGS " NUMBER="13068500 " TIME_ZONE="MST" DST_FLAG=Y # //STATION NAME="BLACKFOOT RIVER NR BLACKFOOT ID" # //LABEL="Discharge (ft^3/s)" # //PARAMETER CODE="00060" # //RATING SHIFTED="20260527210501 MST" # //RATING ID="16.0" TYPE="STGQ" NAME="stage-discharge" AGING=???? # //RATING REMARKS="Rating 16.0 approved. damiller 11/15/2021" # //RATING EXPANSION="logarithmic" # //RATING BREAKPOINT1=2.200000E+00 BREAKPOINT2=4.500000E+00 # //RATING OFFSET1=1.130000E+00 OFFSET2=1.800000E+00 OFFSET3=0.000000E+00 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20210821003000 BZONE=-07:00 END=-------------- EZONE=--- AGING=1 # //RATING_DATETIME COMMENT="Re-drawn to avoid positive shifting." # //SHIFT_PREV BEGIN="20260527083800" BZONE="-07:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="2.30" SHIFT1="0.00" STAGE2="3.30" SHIFT2="-0.49" STAGE3="8.00" SHIFT3="0.00" # //SHIFT_PREV COMMENT="1275" # //SHIFT_NEXT BEGIN="--------------" BZONE="---" END="--------------" EZONE="---" # //SHIFT_NEXT STAGE1="---" SHIFT1="---" STAGE2="---" SHIFT2="---" STAGE3="---" SHIFT3="---" # //SHIFT_NEXT COMMENT=" " INDEP SHIFT DEP STOR 16N 16N 16N 1S 1.13 0.00 0.00 * 1.14 0.00 0.03 1.15 0.00 0.07 1.16 0.00 0.10 1.17 0.00 0.14 1.18 0.00 0.17 1.19 0.00 0.21 1.20 0.00 0.24 * 1.21 0.00 0.31 1.22 0.00 0.39 1.23 0.00 0.48 1.24 0.00 0.58 1.25 0.00 0.69 1.26 0.00 0.80 1.27 0.00 0.93 1.28 0.00 1.06 1.29 0.00 1.20 1.30 0.00 1.35 1.31 0.00 1.51 1.32 0.00 1.68 1.33 0.00 1.86 1.34 0.00 2.05 1.35 0.00 2.24 1.36 0.00 2.44 1.37 0.00 2.65 1.38 0.00 2.87 1.39 0.00 3.10 1.40 0.00 3.34 1.41 0.00 3.59 1.42 0.00 3.84 1.43 0.00 4.10 1.44 0.00 4.37 1.45 0.00 4.65 1.46 0.00 4.94 1.47 0.00 5.24 1.48 0.00 5.54 1.49 0.00 5.85 1.50 0.00 6.18 1.51 0.00 6.50 1.52 0.00 6.84 1.53 0.00 7.19 1.54 0.00 7.54 1.55 0.00 7.91 1.56 0.00 8.28 1.57 0.00 8.66 1.58 0.00 9.05 1.59 0.00 9.44 1.60 0.00 9.85 1.61 0.00 10.26 1.62 0.00 10.68 1.63 0.00 11.11 1.64 0.00 11.55 1.65 0.00 11.99 1.66 0.00 12.45 1.67 0.00 12.91 1.68 0.00 13.38 1.69 0.00 13.86 1.70 0.00 14.35 1.71 0.00 14.84 1.72 0.00 15.34 1.73 0.00 15.85 1.74 0.00 16.37 1.75 0.00 16.90 1.76 0.00 17.44 1.77 0.00 17.98 1.78 0.00 18.53 1.79 0.00 19.09 1.80 0.00 19.66 1.81 0.00 20.24 1.82 0.00 20.82 1.83 0.00 21.42 1.84 0.00 22.02 1.85 0.00 22.63 1.86 0.00 23.24 1.87 0.00 23.87 1.88 0.00 24.50 1.89 0.00 25.14 1.90 0.00 25.79 1.91 0.00 26.45 1.92 0.00 27.11 1.93 0.00 27.79 1.94 0.00 28.47 1.95 0.00 29.16 1.96 0.00 29.86 1.97 0.00 30.56 1.98 0.00 31.28 1.99 0.00 32.00 2.00 0.00 32.73 2.01 0.00 33.47 2.02 0.00 34.21 2.03 0.00 34.96 2.04 0.00 35.73 2.05 0.00 36.50 2.06 0.00 37.27 2.07 0.00 38.06 2.08 0.00 38.85 2.09 0.00 39.66 2.10 0.00 40.47 2.11 0.00 41.28 2.12 0.00 42.11 2.13 0.00 42.94 2.14 0.00 43.78 2.15 0.00 44.63 2.16 0.00 45.49 2.17 0.00 46.36 2.18 0.00 47.23 2.19 0.00 48.11 2.20 0.00 49.00 * 2.21 0.00 50.25 2.22 0.00 51.51 2.23 0.00 52.76 2.24 0.00 54.01 2.25 0.00 55.27 2.26 0.00 56.52 2.27 0.00 57.78 2.28 0.00 59.04 2.29 0.00 60.29 2.30 0.00 61.55 2.31 0.00 62.19 2.32 -0.01 62.84 2.33 -0.01 63.48 2.34 -0.02 64.12 2.35 -0.02 64.76 2.36 -0.03 65.41 2.37 -0.03 66.05 2.38 -0.04 66.69 2.39 -0.04 67.33 2.40 -0.05 67.98 2.41 -0.05 68.62 2.42 -0.06 69.26 2.43 -0.06 69.91 2.44 -0.07 70.55 2.45 -0.07 71.19 2.46 -0.08 71.84 2.47 -0.08 72.48 2.48 -0.09 73.13 2.49 -0.09 73.77 2.50 -0.10 74.41 2.51 -0.10 75.06 2.52 -0.11 75.70 2.53 -0.11 76.35 2.54 -0.12 76.99 2.55 -0.12 77.64 2.56 -0.13 78.28 2.57 -0.13 78.93 2.58 -0.14 79.57 2.59 -0.14 80.22 2.60 -0.15 80.86 2.61 -0.15 81.51 2.62 -0.16 82.15 2.63 -0.16 82.80 2.64 -0.17 83.45 2.65 -0.17 84.09 2.66 -0.18 84.74 2.67 -0.18 85.38 2.68 -0.19 86.03 2.69 -0.19 86.68 2.70 -0.20 87.32 2.71 -0.20 87.97 2.72 -0.21 88.62 2.73 -0.21 89.26 2.74 -0.22 89.91 2.75 -0.22 90.56 2.76 -0.23 91.20 2.77 -0.23 91.85 2.78 -0.24 92.50 2.79 -0.24 93.15 2.80 -0.25 93.79 2.81 -0.25 94.44 2.82 -0.25 95.09 2.83 -0.26 95.74 2.84 -0.26 96.39 2.85 -0.27 97.03 2.86 -0.27 97.68 2.87 -0.28 98.33 2.88 -0.28 98.98 2.89 -0.29 99.63 2.90 -0.29 100.27 2.91 -0.30 100.92 2.92 -0.30 101.57 2.93 -0.31 102.22 2.94 -0.31 102.87 2.95 -0.32 103.52 2.96 -0.32 104.17 2.97 -0.33 104.82 2.98 -0.33 105.47 2.99 -0.34 106.12 3.00 -0.34 106.76 3.01 -0.35 107.41 3.02 -0.35 108.06 3.03 -0.36 108.71 3.04 -0.36 109.36 3.05 -0.37 110.01 3.06 -0.37 110.66 3.07 -0.38 111.31 3.08 -0.38 111.96 3.09 -0.39 112.61 3.10 -0.39 113.26 3.11 -0.40 113.91 3.12 -0.40 114.56 3.13 -0.41 115.21 3.14 -0.41 115.86 3.15 -0.42 116.51 3.16 -0.42 117.17 3.17 -0.43 117.82 3.18 -0.43 118.47 3.19 -0.44 119.12 3.20 -0.44 119.77 3.21 -0.45 120.42 3.22 -0.45 121.07 3.23 -0.46 121.72 3.24 -0.46 122.37 3.25 -0.47 123.02 3.26 -0.47 123.68 3.27 -0.48 124.33 3.28 -0.48 124.98 3.29 -0.49 125.63 3.30 -0.49 126.28 3.31 -0.49 127.69 3.32 -0.49 129.11 3.33 -0.49 130.52 3.34 -0.49 131.93 3.35 -0.48 133.34 3.36 -0.48 134.76 3.37 -0.48 136.17 3.38 -0.48 137.58 3.39 -0.48 139.00 3.40 -0.48 140.41 3.41 -0.48 141.83 3.42 -0.48 143.24 3.43 -0.48 144.66 3.44 -0.48 146.07 3.45 -0.47 147.49 3.46 -0.47 148.90 3.47 -0.47 150.32 3.48 -0.47 151.74 3.49 -0.47 153.15 3.50 -0.47 154.57 3.51 -0.47 155.99 3.52 -0.47 157.41 3.53 -0.47 158.82 3.54 -0.46 160.24 3.55 -0.46 161.66 3.56 -0.46 163.08 3.57 -0.46 164.50 3.58 -0.46 165.92 3.59 -0.46 167.34 3.60 -0.46 168.76 3.61 -0.46 170.18 3.62 -0.46 171.60 3.63 -0.46 173.02 3.64 -0.45 174.44 3.65 -0.45 175.86 3.66 -0.45 177.28 3.67 -0.45 178.70 3.68 -0.45 180.13 3.69 -0.45 181.55 3.70 -0.45 182.97 3.71 -0.45 184.39 3.72 -0.45 185.82 3.73 -0.45 187.24 3.74 -0.44 188.66 3.75 -0.44 190.09 3.76 -0.44 191.51 3.77 -0.44 192.93 3.78 -0.44 194.36 3.79 -0.44 195.78 3.80 -0.44 197.21 3.81 -0.44 198.63 3.82 -0.44 200.06 3.83 -0.43 201.48 3.84 -0.43 202.91 3.85 -0.43 204.33 3.86 -0.43 205.76 3.87 -0.43 207.19 3.88 -0.43 208.61 3.89 -0.43 210.04 3.90 -0.43 211.47 3.91 -0.43 212.89 3.92 -0.43 214.32 3.93 -0.42 215.75 3.94 -0.42 217.18 3.95 -0.42 218.60 3.96 -0.42 220.03 3.97 -0.42 221.46 3.98 -0.42 222.89 3.99 -0.42 224.32 4.00 -0.42 225.75 4.01 -0.42 227.18 4.02 -0.41 228.60 4.03 -0.41 230.03 4.04 -0.41 231.46 4.05 -0.41 232.89 4.06 -0.41 234.32 4.07 -0.41 235.75 4.08 -0.41 237.18 4.09 -0.41 238.62 4.10 -0.41 240.05 4.11 -0.41 241.48 4.12 -0.40 242.91 4.13 -0.40 244.34 4.14 -0.40 245.77 4.15 -0.40 247.20 4.16 -0.40 248.63 4.17 -0.40 250.07 4.18 -0.40 251.50 4.19 -0.40 252.93 4.20 -0.40 254.36 4.21 -0.40 255.80 4.22 -0.39 257.23 4.23 -0.39 258.66 4.24 -0.39 260.10 4.25 -0.39 261.53 4.26 -0.39 262.96 4.27 -0.39 264.40 4.28 -0.39 265.83 4.29 -0.39 267.27 4.30 -0.39 268.70 4.31 -0.38 270.13 4.32 -0.38 271.57 4.33 -0.38 273.00 4.34 -0.38 274.44 4.35 -0.38 275.87 4.36 -0.38 277.31 4.37 -0.38 278.74 4.38 -0.38 280.18 4.39 -0.38 281.62 4.40 -0.38 283.05 4.41 -0.37 284.49 4.42 -0.37 285.92 4.43 -0.37 287.36 4.44 -0.37 288.80 4.45 -0.37 290.23 4.46 -0.37 291.67 4.47 -0.37 293.11 4.48 -0.37 294.54 4.49 -0.37 295.98 4.50 -0.36 297.42 * 4.51 -0.36 298.86 4.52 -0.36 300.29 4.53 -0.36 301.73 4.54 -0.36 303.17 4.55 -0.36 304.61 4.56 -0.36 306.05 4.57 -0.36 307.49 4.58 -0.36 308.92 4.59 -0.36 310.36 4.60 -0.35 311.80 4.61 -0.35 313.24 4.62 -0.35 314.68 4.63 -0.35 316.12 4.64 -0.35 317.56 4.65 -0.35 319.00 4.66 -0.35 320.44 4.67 -0.35 321.88 4.68 -0.35 323.32 4.69 -0.35 324.76 4.70 -0.34 326.20 4.71 -0.34 327.64 4.72 -0.34 329.08 4.73 -0.34 330.52 4.74 -0.34 331.96 4.75 -0.34 333.40 4.76 -0.34 334.84 4.77 -0.34 336.29 4.78 -0.34 337.73 4.79 -0.33 339.17 4.80 -0.33 340.61 4.81 -0.33 342.05 4.82 -0.33 343.49 4.83 -0.33 344.94 4.84 -0.33 346.30 4.85 -0.33 347.67 4.86 -0.33 349.03 4.87 -0.33 350.40 4.88 -0.33 351.77 4.89 -0.32 353.14 4.90 -0.32 354.52 4.91 -0.32 355.89 4.92 -0.32 357.27 4.93 -0.32 358.65 4.94 -0.32 360.03 4.95 -0.32 361.42 4.96 -0.32 362.80 4.97 -0.32 364.19 4.98 -0.31 365.58 4.99 -0.31 366.97 5.00 -0.31 368.37 5.01 -0.31 369.76 5.02 -0.31 371.16 5.03 -0.31 372.56 5.04 -0.31 373.96 5.05 -0.31 375.37 5.06 -0.31 376.77 5.07 -0.31 378.18 5.08 -0.30 379.59 5.09 -0.30 381.00 5.10 -0.30 382.42 5.11 -0.30 383.83 5.12 -0.30 385.25 5.13 -0.30 386.67 5.14 -0.30 388.09 5.15 -0.30 389.52 5.16 -0.30 390.94 5.17 -0.30 392.37 5.18 -0.29 393.80 5.19 -0.29 395.23 5.20 -0.29 396.67 5.21 -0.29 398.10 5.22 -0.29 399.54 5.23 -0.29 400.98 5.24 -0.29 402.42 5.25 -0.29 403.86 5.26 -0.29 405.31 5.27 -0.28 406.76 5.28 -0.28 408.21 5.29 -0.28 409.66 5.30 -0.28 411.11 5.31 -0.28 412.57 5.32 -0.28 414.02 5.33 -0.28 415.48 5.34 -0.28 416.94 5.35 -0.28 418.41 5.36 -0.28 419.87 5.37 -0.27 421.34 5.38 -0.27 422.81 5.39 -0.27 424.28 5.40 -0.27 425.75 5.41 -0.27 427.22 5.42 -0.27 428.70 5.43 -0.27 430.18 5.44 -0.27 431.66 5.45 -0.27 433.14 5.46 -0.26 434.63 5.47 -0.26 436.11 5.48 -0.26 437.60 5.49 -0.26 439.09 5.50 -0.26 440.58 5.51 -0.26 442.07 5.52 -0.26 443.57 5.53 -0.26 445.07 5.54 -0.26 446.57 5.55 -0.26 448.07 5.56 -0.25 449.57 5.57 -0.25 451.08 5.58 -0.25 452.58 5.59 -0.25 454.09 5.60 -0.25 455.60 5.61 -0.25 457.12 5.62 -0.25 458.63 5.63 -0.25 460.15 5.64 -0.25 461.67 5.65 -0.24 463.19 5.66 -0.24 464.71 5.67 -0.24 466.23 5.68 -0.24 467.76 5.69 -0.24 469.29 5.70 -0.24 470.82 5.71 -0.24 472.35 5.72 -0.24 473.88 5.73 -0.24 475.42 5.74 -0.24 476.95 5.75 -0.23 478.49 5.76 -0.23 480.03 5.77 -0.23 481.58 5.78 -0.23 483.12 5.79 -0.23 484.67 5.80 -0.23 486.22 5.81 -0.23 487.77 5.82 -0.23 489.32 5.83 -0.23 490.87 5.84 -0.23 492.43 5.85 -0.22 493.99 5.86 -0.22 495.55 5.87 -0.22 497.11 5.88 -0.22 498.67 5.89 -0.22 500.24 5.90 -0.22 501.80 5.91 -0.22 503.37 5.92 -0.22 504.94 5.93 -0.22 506.52 5.94 -0.21 508.09 5.95 -0.21 509.67 5.96 -0.21 511.25 5.97 -0.21 512.83 5.98 -0.21 514.41 5.99 -0.21 515.99 6.00 -0.21 517.58 6.01 -0.21 519.16 6.02 -0.21 520.75 6.03 -0.21 522.34 6.04 -0.20 523.94 6.05 -0.20 525.53 6.06 -0.20 527.13 6.07 -0.20 528.73 6.08 -0.20 530.33 6.09 -0.20 531.93 6.10 -0.20 533.53 6.11 -0.20 535.14 6.12 -0.20 536.75 6.13 -0.19 538.36 6.14 -0.19 539.97 6.15 -0.19 541.58 6.16 -0.19 543.19 6.17 -0.19 544.81 6.18 -0.19 546.43 6.19 -0.19 548.05 6.20 -0.19 549.67 6.21 -0.19 551.30 6.22 -0.19 552.92 6.23 -0.18 554.55 6.24 -0.18 556.18 6.25 -0.18 557.81 6.26 -0.18 559.44 6.27 -0.18 561.08 6.28 -0.18 562.71 6.29 -0.18 564.35 6.30 -0.18 565.99 6.31 -0.18 567.63 6.32 -0.18 569.28 6.33 -0.17 570.92 6.34 -0.17 572.57 6.35 -0.17 574.22 6.36 -0.17 575.87 6.37 -0.17 577.52 6.38 -0.17 579.18 6.39 -0.17 580.83 6.40 -0.17 582.49 6.41 -0.17 584.15 6.42 -0.16 585.81 6.43 -0.16 587.48 6.44 -0.16 589.14 6.45 -0.16 590.81 6.46 -0.16 592.48 6.47 -0.16 594.15 6.48 -0.16 595.82 6.49 -0.16 597.49 6.50 -0.16 599.17 6.51 -0.16 600.85 6.52 -0.15 602.53 6.53 -0.15 604.21 6.54 -0.15 605.89 6.55 -0.15 607.58 6.56 -0.15 609.26 6.57 -0.15 610.95 6.58 -0.15 612.64 6.59 -0.15 614.33 6.60 -0.15 616.03 6.61 -0.14 617.72 6.62 -0.14 619.42 6.63 -0.14 621.12 6.64 -0.14 622.82 6.65 -0.14 624.52 6.66 -0.14 626.22 6.67 -0.14 627.93 6.68 -0.14 629.64 6.69 -0.14 631.35 6.70 -0.14 633.06 6.71 -0.13 634.77 6.72 -0.13 636.48 6.73 -0.13 638.20 6.74 -0.13 639.92 6.75 -0.13 641.64 6.76 -0.13 643.36 6.77 -0.13 645.08 6.78 -0.13 646.81 6.79 -0.13 648.54 6.80 -0.13 650.26 6.81 -0.12 651.99 6.82 -0.12 653.73 6.83 -0.12 655.46 6.84 -0.12 657.19 6.85 -0.12 658.93 6.86 -0.12 660.67 6.87 -0.12 662.41 6.88 -0.12 664.15 6.89 -0.12 665.90 6.90 -0.11 667.64 6.91 -0.11 669.39 6.92 -0.11 671.14 6.93 -0.11 672.89 6.94 -0.11 674.64 6.95 -0.11 676.40 6.96 -0.11 678.16 6.97 -0.11 679.91 6.98 -0.11 681.67 6.99 -0.11 683.43 7.00 -0.10 685.20 7.01 -0.10 686.96 7.02 -0.10 688.73 7.03 -0.10 690.50 7.04 -0.10 692.27 7.05 -0.10 694.04 7.06 -0.10 695.81 7.07 -0.10 697.59 7.08 -0.10 699.36 7.09 -0.09 701.14 7.10 -0.09 702.92 7.11 -0.09 704.70 7.12 -0.09 706.49 7.13 -0.09 708.27 7.14 -0.09 710.06 7.15 -0.09 711.85 7.16 -0.09 713.64 7.17 -0.09 715.43 7.18 -0.09 717.22 7.19 -0.08 719.02 7.20 -0.08 720.82 7.21 -0.08 722.62 7.22 -0.08 724.42 7.23 -0.08 726.22 7.24 -0.08 728.02 7.25 -0.08 729.83 7.26 -0.08 731.64 7.27 -0.08 733.45 7.28 -0.08 735.26 7.29 -0.07 737.07 7.30 -0.07 738.88 7.31 -0.07 740.70 7.32 -0.07 742.52 7.33 -0.07 744.33 7.34 -0.07 746.16 7.35 -0.07 747.98 7.36 -0.07 749.80 7.37 -0.07 751.63 7.38 -0.06 753.46 7.39 -0.06 755.28 7.40 -0.06 757.12 7.41 -0.06 758.95 7.42 -0.06 760.78 7.43 -0.06 762.62 7.44 -0.06 764.46 7.45 -0.06 766.30 7.46 -0.06 768.14 7.47 -0.06 769.98 7.48 -0.05 771.82 7.49 -0.05 773.67 7.50 -0.05 775.52 7.51 -0.05 777.37 7.52 -0.05 779.22 7.53 -0.05 781.07 7.54 -0.05 782.92 7.55 -0.05 784.78 7.56 -0.05 786.64 7.57 -0.04 788.50 7.58 -0.04 790.36 7.59 -0.04 792.22 7.60 -0.04 794.08 7.61 -0.04 795.95 7.62 -0.04 797.82 7.63 -0.04 799.69 7.64 -0.04 801.56 7.65 -0.04 803.43 7.66 -0.04 805.30 7.67 -0.03 807.18 7.68 -0.03 809.06 7.69 -0.03 810.94 7.70 -0.03 812.82 7.71 -0.03 814.70 7.72 -0.03 816.58 7.73 -0.03 818.47 7.74 -0.03 820.36 7.75 -0.03 822.25 7.76 -0.02 824.14 7.77 -0.02 826.03 7.78 -0.02 827.92 7.79 -0.02 829.82 7.80 -0.02 831.71 7.81 -0.02 833.61 7.82 -0.02 835.51 7.83 -0.02 837.42 7.84 -0.02 839.32 7.85 -0.02 841.22 7.86 -0.01 843.13 7.87 -0.01 845.04 7.88 -0.01 846.95 7.89 -0.01 848.86 7.90 -0.01 850.78 7.91 -0.01 852.69 7.92 -0.01 854.61 7.93 -0.01 856.53 7.94 -0.01 858.45 7.95 -0.01 860.37 7.96 0.00 862.29 7.97 0.00 864.22 7.98 0.00 866.14 7.99 0.00 868.07 8.00 0.00 870.00 *