# //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: 2026-07-03 01:00:02 # //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="20260703010002 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="20260702140500" BZONE="-07:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="2.30" SHIFT1="0.00" STAGE2="3.30" SHIFT2="-0.53" STAGE3="8.00" SHIFT3="0.00" # //SHIFT_PREV COMMENT="1276" # //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 -0.01 62.14 2.32 -0.01 62.74 2.33 -0.02 63.33 2.34 -0.02 63.92 2.35 -0.03 64.51 2.36 -0.03 65.10 2.37 -0.04 65.70 2.38 -0.04 66.29 2.39 -0.05 66.88 2.40 -0.05 67.47 2.41 -0.06 68.06 2.42 -0.06 68.66 2.43 -0.07 69.25 2.44 -0.07 69.84 2.45 -0.08 70.44 2.46 -0.08 71.03 2.47 -0.09 71.62 2.48 -0.10 72.22 2.49 -0.10 72.81 2.50 -0.11 73.40 2.51 -0.11 74.00 2.52 -0.12 74.59 2.53 -0.12 75.18 2.54 -0.13 75.78 2.55 -0.13 76.37 2.56 -0.14 76.97 2.57 -0.14 77.56 2.58 -0.15 78.16 2.59 -0.15 78.75 2.60 -0.16 79.34 2.61 -0.16 79.94 2.62 -0.17 80.53 2.63 -0.17 81.13 2.64 -0.18 81.72 2.65 -0.19 82.32 2.66 -0.19 82.91 2.67 -0.20 83.51 2.68 -0.20 84.10 2.69 -0.21 84.70 2.70 -0.21 85.30 2.71 -0.22 85.89 2.72 -0.22 86.49 2.73 -0.23 87.08 2.74 -0.23 87.68 2.75 -0.24 88.27 2.76 -0.24 88.87 2.77 -0.25 89.47 2.78 -0.25 90.06 2.79 -0.26 90.66 2.80 -0.26 91.26 2.81 -0.27 91.85 2.82 -0.28 92.45 2.83 -0.28 93.05 2.84 -0.29 93.64 2.85 -0.29 94.24 2.86 -0.30 94.84 2.87 -0.30 95.43 2.88 -0.31 96.03 2.89 -0.31 96.63 2.90 -0.32 97.22 2.91 -0.32 97.82 2.92 -0.33 98.42 2.93 -0.33 99.02 2.94 -0.34 99.61 2.95 -0.34 100.21 2.96 -0.35 100.81 2.97 -0.36 101.41 2.98 -0.36 102.00 2.99 -0.37 102.60 3.00 -0.37 103.20 3.01 -0.38 103.80 3.02 -0.38 104.40 3.03 -0.39 104.99 3.04 -0.39 105.59 3.05 -0.40 106.19 3.06 -0.40 106.79 3.07 -0.41 107.39 3.08 -0.41 107.99 3.09 -0.42 108.59 3.10 -0.42 109.18 3.11 -0.43 109.78 3.12 -0.43 110.38 3.13 -0.44 110.98 3.14 -0.45 111.58 3.15 -0.45 112.18 3.16 -0.46 112.78 3.17 -0.46 113.38 3.18 -0.47 113.98 3.19 -0.47 114.58 3.20 -0.48 115.18 3.21 -0.48 115.77 3.22 -0.49 116.37 3.23 -0.49 116.97 3.24 -0.50 117.57 3.25 -0.50 118.17 3.26 -0.51 118.77 3.27 -0.51 119.37 3.28 -0.52 119.97 3.29 -0.52 120.57 3.30 -0.53 121.17 3.31 -0.53 122.59 3.32 -0.53 124.02 3.33 -0.53 125.44 3.34 -0.53 126.86 3.35 -0.52 128.28 3.36 -0.52 129.70 3.37 -0.52 131.13 3.38 -0.52 132.55 3.39 -0.52 133.97 3.40 -0.52 135.40 3.41 -0.52 136.82 3.42 -0.52 138.25 3.43 -0.52 139.67 3.44 -0.51 141.10 3.45 -0.51 142.52 3.46 -0.51 143.95 3.47 -0.51 145.38 3.48 -0.51 146.80 3.49 -0.51 148.23 3.50 -0.51 149.66 3.51 -0.51 151.08 3.52 -0.51 152.51 3.53 -0.50 153.94 3.54 -0.50 155.37 3.55 -0.50 156.80 3.56 -0.50 158.22 3.57 -0.50 159.65 3.58 -0.50 161.08 3.59 -0.50 162.51 3.60 -0.50 163.94 3.61 -0.50 165.37 3.62 -0.49 166.80 3.63 -0.49 168.23 3.64 -0.49 169.67 3.65 -0.49 171.10 3.66 -0.49 172.53 3.67 -0.49 173.96 3.68 -0.49 175.39 3.69 -0.49 176.82 3.70 -0.48 178.26 3.71 -0.48 179.69 3.72 -0.48 181.12 3.73 -0.48 182.56 3.74 -0.48 183.99 3.75 -0.48 185.42 3.76 -0.48 186.86 3.77 -0.48 188.29 3.78 -0.48 189.73 3.79 -0.47 191.16 3.80 -0.47 192.60 3.81 -0.47 194.03 3.82 -0.47 195.47 3.83 -0.47 196.90 3.84 -0.47 198.34 3.85 -0.47 199.77 3.86 -0.47 201.21 3.87 -0.47 202.65 3.88 -0.46 204.08 3.89 -0.46 205.52 3.90 -0.46 206.96 3.91 -0.46 208.40 3.92 -0.46 209.83 3.93 -0.46 211.27 3.94 -0.46 212.71 3.95 -0.46 214.15 3.96 -0.46 215.59 3.97 -0.45 217.02 3.98 -0.45 218.46 3.99 -0.45 219.90 4.00 -0.45 221.34 4.01 -0.45 222.78 4.02 -0.45 224.22 4.03 -0.45 225.66 4.04 -0.45 227.10 4.05 -0.45 228.54 4.06 -0.44 229.98 4.07 -0.44 231.42 4.08 -0.44 232.86 4.09 -0.44 234.30 4.10 -0.44 235.75 4.11 -0.44 237.19 4.12 -0.44 238.63 4.13 -0.44 240.07 4.14 -0.44 241.51 4.15 -0.43 242.95 4.16 -0.43 244.40 4.17 -0.43 245.84 4.18 -0.43 247.28 4.19 -0.43 248.73 4.20 -0.43 250.17 4.21 -0.43 251.61 4.22 -0.43 253.06 4.23 -0.43 254.50 4.24 -0.42 255.94 4.25 -0.42 257.39 4.26 -0.42 258.83 4.27 -0.42 260.28 4.28 -0.42 261.72 4.29 -0.42 263.16 4.30 -0.42 264.61 4.31 -0.42 266.05 4.32 -0.41 267.50 4.33 -0.41 268.95 4.34 -0.41 270.39 4.35 -0.41 271.84 4.36 -0.41 273.28 4.37 -0.41 274.73 4.38 -0.41 276.17 4.39 -0.41 277.62 4.40 -0.41 279.07 4.41 -0.40 280.51 4.42 -0.40 281.96 4.43 -0.40 283.41 4.44 -0.40 284.86 4.45 -0.40 286.30 4.46 -0.40 287.75 4.47 -0.40 289.20 4.48 -0.40 290.65 4.49 -0.40 292.09 4.50 -0.39 293.54 * 4.51 -0.39 294.99 4.52 -0.39 296.44 4.53 -0.39 297.89 4.54 -0.39 299.34 4.55 -0.39 300.79 4.56 -0.39 302.23 4.57 -0.39 303.68 4.58 -0.39 305.13 4.59 -0.38 306.58 4.60 -0.38 308.03 4.61 -0.38 309.48 4.62 -0.38 310.93 4.63 -0.38 312.38 4.64 -0.38 313.83 4.65 -0.38 315.28 4.66 -0.38 316.73 4.67 -0.38 318.18 4.68 -0.37 319.63 4.69 -0.37 321.09 4.70 -0.37 322.54 4.71 -0.37 323.99 4.72 -0.37 325.44 4.73 -0.37 326.89 4.74 -0.37 328.34 4.75 -0.37 329.79 4.76 -0.37 331.25 4.77 -0.36 332.70 4.78 -0.36 334.15 4.79 -0.36 335.60 4.80 -0.36 337.05 4.81 -0.36 338.51 4.82 -0.36 339.96 4.83 -0.36 341.41 4.84 -0.36 342.87 4.85 -0.36 344.32 4.86 -0.35 345.73 4.87 -0.35 347.10 4.88 -0.35 348.48 4.89 -0.35 349.86 4.90 -0.35 351.24 4.91 -0.35 352.62 4.92 -0.35 354.00 4.93 -0.35 355.39 4.94 -0.35 356.78 4.95 -0.34 358.17 4.96 -0.34 359.56 4.97 -0.34 360.95 4.98 -0.34 362.35 4.99 -0.34 363.75 5.00 -0.34 365.15 5.01 -0.34 366.55 5.02 -0.34 367.95 5.03 -0.33 369.36 5.04 -0.33 370.77 5.05 -0.33 372.18 5.06 -0.33 373.59 5.07 -0.33 375.00 5.08 -0.33 376.42 5.09 -0.33 377.84 5.10 -0.33 379.26 5.11 -0.33 380.68 5.12 -0.32 382.11 5.13 -0.32 383.53 5.14 -0.32 384.96 5.15 -0.32 386.39 5.16 -0.32 387.82 5.17 -0.32 389.26 5.18 -0.32 390.70 5.19 -0.32 392.13 5.20 -0.32 393.57 5.21 -0.31 395.02 5.22 -0.31 396.46 5.23 -0.31 397.91 5.24 -0.31 399.36 5.25 -0.31 400.81 5.26 -0.31 402.26 5.27 -0.31 403.71 5.28 -0.31 405.17 5.29 -0.31 406.63 5.30 -0.30 408.09 5.31 -0.30 409.55 5.32 -0.30 411.01 5.33 -0.30 412.48 5.34 -0.30 413.95 5.35 -0.30 415.42 5.36 -0.30 416.89 5.37 -0.30 418.37 5.38 -0.30 419.84 5.39 -0.29 421.32 5.40 -0.29 422.80 5.41 -0.29 424.28 5.42 -0.29 425.77 5.43 -0.29 427.25 5.44 -0.29 428.74 5.45 -0.29 430.23 5.46 -0.29 431.72 5.47 -0.29 433.22 5.48 -0.28 434.71 5.49 -0.28 436.21 5.50 -0.28 437.71 5.51 -0.28 439.21 5.52 -0.28 440.71 5.53 -0.28 442.22 5.54 -0.28 443.73 5.55 -0.28 445.24 5.56 -0.28 446.75 5.57 -0.27 448.26 5.58 -0.27 449.77 5.59 -0.27 451.29 5.60 -0.27 452.81 5.61 -0.27 454.33 5.62 -0.27 455.85 5.63 -0.27 457.38 5.64 -0.27 458.91 5.65 -0.27 460.43 5.66 -0.26 461.97 5.67 -0.26 463.50 5.68 -0.26 465.03 5.69 -0.26 466.57 5.70 -0.26 468.11 5.71 -0.26 469.65 5.72 -0.26 471.19 5.73 -0.26 472.73 5.74 -0.25 474.28 5.75 -0.25 475.83 5.76 -0.25 477.38 5.77 -0.25 478.93 5.78 -0.25 480.48 5.79 -0.25 482.04 5.80 -0.25 483.59 5.81 -0.25 485.15 5.82 -0.25 486.71 5.83 -0.24 488.28 5.84 -0.24 489.84 5.85 -0.24 491.41 5.86 -0.24 492.98 5.87 -0.24 494.55 5.88 -0.24 496.12 5.89 -0.24 497.69 5.90 -0.24 499.27 5.91 -0.24 500.85 5.92 -0.23 502.43 5.93 -0.23 504.01 5.94 -0.23 505.59 5.95 -0.23 507.18 5.96 -0.23 508.77 5.97 -0.23 510.35 5.98 -0.23 511.95 5.99 -0.23 513.54 6.00 -0.23 515.13 6.01 -0.22 516.73 6.02 -0.22 518.33 6.03 -0.22 519.93 6.04 -0.22 521.53 6.05 -0.22 523.14 6.06 -0.22 524.74 6.07 -0.22 526.35 6.08 -0.22 527.96 6.09 -0.22 529.57 6.10 -0.21 531.19 6.11 -0.21 532.80 6.12 -0.21 534.42 6.13 -0.21 536.04 6.14 -0.21 537.66 6.15 -0.21 539.28 6.16 -0.21 540.91 6.17 -0.21 542.53 6.18 -0.21 544.16 6.19 -0.20 545.79 6.20 -0.20 547.42 6.21 -0.20 549.06 6.22 -0.20 550.69 6.23 -0.20 552.33 6.24 -0.20 553.97 6.25 -0.20 555.61 6.26 -0.20 557.25 6.27 -0.20 558.90 6.28 -0.19 560.54 6.29 -0.19 562.19 6.30 -0.19 563.84 6.31 -0.19 565.50 6.32 -0.19 567.15 6.33 -0.19 568.81 6.34 -0.19 570.46 6.35 -0.19 572.12 6.36 -0.18 573.78 6.37 -0.18 575.45 6.38 -0.18 577.11 6.39 -0.18 578.78 6.40 -0.18 580.45 6.41 -0.18 582.12 6.42 -0.18 583.79 6.43 -0.18 585.46 6.44 -0.18 587.14 6.45 -0.17 588.82 6.46 -0.17 590.50 6.47 -0.17 592.18 6.48 -0.17 593.86 6.49 -0.17 595.55 6.50 -0.17 597.23 6.51 -0.17 598.92 6.52 -0.17 600.61 6.53 -0.17 602.30 6.54 -0.16 604.00 6.55 -0.16 605.69 6.56 -0.16 607.39 6.57 -0.16 609.09 6.58 -0.16 610.79 6.59 -0.16 612.49 6.60 -0.16 614.20 6.61 -0.16 615.90 6.62 -0.16 617.61 6.63 -0.15 619.32 6.64 -0.15 621.03 6.65 -0.15 622.75 6.66 -0.15 624.46 6.67 -0.15 626.18 6.68 -0.15 627.90 6.69 -0.15 629.62 6.70 -0.15 631.34 6.71 -0.15 633.07 6.72 -0.14 634.79 6.73 -0.14 636.52 6.74 -0.14 638.25 6.75 -0.14 639.98 6.76 -0.14 641.71 6.77 -0.14 643.45 6.78 -0.14 645.19 6.79 -0.14 646.92 6.80 -0.14 648.66 6.81 -0.13 650.41 6.82 -0.13 652.15 6.83 -0.13 653.90 6.84 -0.13 655.64 6.85 -0.13 657.39 6.86 -0.13 659.14 6.87 -0.13 660.90 6.88 -0.13 662.65 6.89 -0.13 664.41 6.90 -0.12 666.16 6.91 -0.12 667.92 6.92 -0.12 669.68 6.93 -0.12 671.45 6.94 -0.12 673.21 6.95 -0.12 674.98 6.96 -0.12 676.75 6.97 -0.12 678.52 6.98 -0.12 680.29 6.99 -0.11 682.06 7.00 -0.11 683.84 7.01 -0.11 685.62 7.02 -0.11 687.39 7.03 -0.11 689.17 7.04 -0.11 690.96 7.05 -0.11 692.74 7.06 -0.11 694.53 7.07 -0.10 696.31 7.08 -0.10 698.10 7.09 -0.10 699.89 7.10 -0.10 701.69 7.11 -0.10 703.48 7.12 -0.10 705.28 7.13 -0.10 707.08 7.14 -0.10 708.88 7.15 -0.10 710.68 7.16 -0.09 712.48 7.17 -0.09 714.28 7.18 -0.09 716.09 7.19 -0.09 717.90 7.20 -0.09 719.71 7.21 -0.09 721.52 7.22 -0.09 723.33 7.23 -0.09 725.15 7.24 -0.09 726.97 7.25 -0.08 728.78 7.26 -0.08 730.61 7.27 -0.08 732.43 7.28 -0.08 734.25 7.29 -0.08 736.08 7.30 -0.08 737.90 7.31 -0.08 739.73 7.32 -0.08 741.56 7.33 -0.08 743.40 7.34 -0.07 745.23 7.35 -0.07 747.06 7.36 -0.07 748.90 7.37 -0.07 750.74 7.38 -0.07 752.58 7.39 -0.07 754.42 7.40 -0.07 756.27 7.41 -0.07 758.11 7.42 -0.07 759.96 7.43 -0.06 761.81 7.44 -0.06 763.66 7.45 -0.06 765.52 7.46 -0.06 767.37 7.47 -0.06 769.23 7.48 -0.06 771.08 7.49 -0.06 772.94 7.50 -0.06 774.80 7.51 -0.06 776.67 7.52 -0.05 778.53 7.53 -0.05 780.40 7.54 -0.05 782.27 7.55 -0.05 784.14 7.56 -0.05 786.01 7.57 -0.05 787.88 7.58 -0.05 789.75 7.59 -0.05 791.63 7.60 -0.05 793.51 7.61 -0.04 795.39 7.62 -0.04 797.27 7.63 -0.04 799.15 7.64 -0.04 801.04 7.65 -0.04 802.92 7.66 -0.04 804.81 7.67 -0.04 806.70 7.68 -0.04 808.59 7.69 -0.03 810.49 7.70 -0.03 812.38 7.71 -0.03 814.28 7.72 -0.03 816.18 7.73 -0.03 818.08 7.74 -0.03 819.98 7.75 -0.03 821.88 7.76 -0.03 823.79 7.77 -0.03 825.69 7.78 -0.02 827.60 7.79 -0.02 829.51 7.80 -0.02 831.42 7.81 -0.02 833.34 7.82 -0.02 835.25 7.83 -0.02 837.17 7.84 -0.02 839.08 7.85 -0.02 841.00 7.86 -0.02 842.93 7.87 -0.01 844.85 7.88 -0.01 846.77 7.89 -0.01 848.70 7.90 -0.01 850.63 7.91 -0.01 852.56 7.92 -0.01 854.49 7.93 -0.01 856.42 7.94 -0.01 858.36 7.95 -0.01 860.29 7.96 0.00 862.23 7.97 0.00 864.17 7.98 0.00 866.11 7.99 0.00 868.06 8.00 0.00 870.00 *