1                            U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

       STATION NUMBER 04010500  PIGEON RIVER AT MIDDLE FALLS NR GRAND PORTAGE MN    SOURCE AGENCY USGS   STATE 27  COUNTY 031
        LATITUDE  480044  LONGITUDE  0893658  NAD27  DRAINAGE AREA 609   CONTRIBUTING DRAINAGE AREA    DATUM 787.58  NGVD29
                                             Date Processed: 2008-02-14 10:28 By mitton
                                                     Rating for Discharge (cfs)
                       RATING ID: 12.0   TYPE: stage-discharge    EXPANSION: logarithmic    STATUS: approved
                Created by wwlarson on 11-19-2007 @ 13:40:26 CST,    Updated by mitton on 02-14-2008 @ 10:27:22 CST
                                             Remarks: Same as RT11 at and above 6.30ft.
  
 OFFSET: 1.00

                                                       EXPANDED RATING TABLE
   Gage                                                                                                                    DIFF IN Q
 height,                        Discharge (cfs)                     (STANDARD PRECISION)                                      PER
   feet        .00        .01        .02        .03        .04        .05        .06        .07        .08        .09      .1 UNITS

    1.60        11.0*      11.5       12.0       12.5       13.1       13.6       14.2       14.8       15.4       16.0        5.6
    1.70        16.6       17.2       17.9       18.6       19.3       20.0       20.7       21.4       22.2       22.9        7.1
    1.80        23.7       24.5       25.3       26.2       27.0       27.9       28.8       29.7       30.6       31.5        8.8
    1.90        32.5       33.4       34.4       35.4       36.5       37.5       38.6       39.7       40.8       41.9       10.5

    2.00        43.0       44.2       45.4       46.6       47.8       49.0       50.3       51.5       52.8       54.2       12.5
    2.10        55.5       56.8       58.2       59.6       61.0       62.5       63.9       65.4       66.9       68.5       14.5
    2.20        70.0*      71.2       72.4       73.6       74.9       76.1       77.4       78.6       79.9       81.2       12.5
    2.30        82.5       83.8       85.1       86.4       87.8       89.1       90.5       91.8       93.2       94.6       13.5
    2.40        96.0       97.4       98.8        100        102        103        105        106        108        109       15.0

    2.50         111        112        114        115        117        118        120        121        123        125       15.0
    2.60         126        128        129        131        133        134        136        138        140        141       17.0
    2.70         143        145        146        148        150        152        153        155        157        159       18.0
    2.80         161        163        164        166        168        170        172        174        176        178       19.0
    2.90         180        181        183        185        187        189        191        193        195        197       19.0

    3.00         199        201        204        206        208        210        212        214        216        218       21.0
    3.10         220        223        225        227        229        231        234        236        238        240       22.0
    3.20         242        245        247        249        252        254        256        259        261        263       24.0
    3.30         266        268        270        273        275        278        280        282        285        287       24.0
    3.40         290        292        295        297        300        302        305        307        310        313       25.0

    3.50         315        318        320        323        326        328        331        333        336        339       26.0
    3.60         341        344        347        350        352        355        358        361        363        366       28.0
    3.70         369        372        375        377        380        383        386        389        392        395       28.0
    3.80         397        400        403        406        409        412        415        418        421        424       30.0
    3.90         427        430        433        436        439        442        445        449        452        455       31.0

    4.00         458        461        464        467        470        474        477        480        483        486       32.0
    4.10         490        493        496        499        503        506        509        513        516        519       33.0
    4.20         523        526        529        533        536        539        543        546        550        553       34.0
    4.30         557        560        564        567        571        574        578        581        585        588       35.0
    4.40         592        595        599        603        606        610        613        617        621        624       36.0

    4.50         628        632        635        639        643        647        650        654        658        662       37.0
    4.60         665        669        673        677        681        684        688        692        696        700       39.0
    4.70         704        708        712        716        719        723        727        731        735        739       39.0
    4.80         743        747        751        755        759        763        768        772        776        780       41.0
    4.90         784        788        792        796        801        805        809        813        817        821       42.0

    5.00         826        830        834        838        843        847        851        856        860        864       43.0
    5.10         869        873        877        882        886        890        895        899        904        908       44.0
    5.20         913        917        921        926        930        935        939        944        949        953       45.0
    5.30         958        962        967        971        976        981        985        990        994        999       42.0
    5.40        1000       1010       1010       1020       1020       1030       1030       1040       1040       1050       50.0

    5.50        1050       1060       1060       1070       1070       1080       1080       1080       1090       1090       50.0
1                            U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

       STATION NUMBER 04010500  PIGEON RIVER AT MIDDLE FALLS NR GRAND PORTAGE MN    SOURCE AGENCY USGS   STATE 27  COUNTY 031
        LATITUDE  480044  LONGITUDE  0893658  NAD27  DRAINAGE AREA 609   CONTRIBUTING DRAINAGE AREA    DATUM 787.58  NGVD29
                                             Date Processed: 2008-02-14 10:28 By mitton
                                                     Rating for Discharge (cfs)
                       RATING ID: 12.0   TYPE: stage-discharge    EXPANSION: logarithmic    STATUS: approved
                Created by wwlarson on 11-19-2007 @ 13:40:26 CST,    Updated by mitton on 02-14-2008 @ 10:27:22 CST
                                             Remarks: Same as RT11 at and above 6.30ft.
  
 OFFSET: 1.00

                                                       EXPANDED RATING TABLE
   Gage                                                                                                                    DIFF IN Q
 height,                        Discharge (cfs)                     (STANDARD PRECISION)                                      PER
   feet        .00        .01        .02        .03        .04        .05        .06        .07        .08        .09      .1 UNITS

    5.60        1100       1100       1110       1110       1120       1120       1130       1130       1140       1140       50.0
    5.70        1150       1150       1160       1160       1170       1170       1180       1180       1190       1190       50.0
    5.80        1200       1200       1210       1220       1220       1230       1230       1240       1240       1250       50.0
    5.90        1250       1260       1260       1270       1270       1280       1280       1290       1290       1300       50.0

    6.00        1300       1310       1320       1320       1330       1330       1340       1340       1350       1350       60.0
    6.10        1360       1360       1370       1370       1380       1390       1390       1400       1400       1410       50.0
    6.20        1410       1420       1420       1430       1440       1440       1450       1450       1460       1460       60.0
    6.30        1470*      1480       1480       1490       1500       1500       1510       1520       1520       1530       70.0
    6.40        1540       1540       1550       1560       1570       1570       1580       1590       1590       1600       70.0

    6.50        1610       1610       1620       1630       1640       1640       1650       1660       1660       1670       70.0
    6.60        1680       1690       1690       1700       1710       1720       1720       1730       1740       1750       70.0
    6.70        1750       1760       1770       1780       1780       1790       1800       1810       1810       1820       80.0
    6.80        1830       1840       1840       1850       1860       1870       1870       1880       1890       1900       80.0
    6.90        1910       1910       1920       1930       1940       1940       1950       1960       1970       1980       70.0

    7.00        1980       1990       2000       2010       2020       2020       2030       2040       2050       2060       90.0
    7.10        2070       2070       2080       2090       2100       2110       2110       2120       2130       2140       80.0
    7.20        2150       2160       2170       2170       2180       2190       2200       2210       2220       2220       80.0
    7.30        2230       2240       2250       2260       2270       2280       2280       2290       2300       2310       90.0
    7.40        2320       2330       2340       2350       2360       2360       2370       2380       2390       2400       90.0

    7.50        2410       2420       2430       2440       2440       2450       2460       2470       2480       2490       90.0
    7.60        2500       2510       2520       2530       2540       2550       2550       2560       2570       2580       90.0
    7.70        2590       2600       2610       2620       2630       2640       2650       2660       2670       2680        100
    7.80        2690       2700       2710       2720       2720       2730       2740       2750       2760       2770       90.0
    7.90        2780       2790       2800       2810       2820       2830       2840       2850       2860       2870        100

    8.00        2880       2890       2900       2910       2920       2930       2940       2950       2960       2970        100
    8.10        2980       2990       3000       3010       3020       3030       3040       3050       3060       3070        100
    8.20        3080       3100       3110       3120       3130       3140       3150       3160       3170       3180        110
    8.30        3190       3200       3210       3220       3230       3240       3250       3260       3270       3290        110
    8.40        3300       3310       3320       3330       3340       3350       3360       3370       3380       3390        100

    8.50        3400       3420       3430       3440       3450       3460       3470       3480       3490       3500        120
    8.60        3520       3530       3540       3550       3560       3570       3580       3590       3610       3620        110
    8.70        3630       3640       3650       3660       3670       3690       3700       3710       3720       3730        110
    8.80        3740       3760       3770       3780       3790       3800       3810       3830       3840       3850        120
    8.90        3860       3870       3880       3900       3910       3920       3930       3940       3960       3970        120

    9.00        3980       3990       4000       4020       4030       4040       4050       4070       4080       4090        120
    9.10        4100       4110       4130       4140       4150       4160       4180       4190       4200       4210        130
    9.20        4230       4240       4250       4260       4280       4290       4300       4310       4330       4340        120
    9.30        4350       4360       4380       4390       4400       4410       4430       4440       4450       4470        130
    9.40        4480       4490       4500       4520       4530       4540       4560       4570       4580       4600        130

    9.50        4610       4620       4640       4650       4660       4670       4690       4700       4710       4730        130
1                            U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

       STATION NUMBER 04010500  PIGEON RIVER AT MIDDLE FALLS NR GRAND PORTAGE MN    SOURCE AGENCY USGS   STATE 27  COUNTY 031
        LATITUDE  480044  LONGITUDE  0893658  NAD27  DRAINAGE AREA 609   CONTRIBUTING DRAINAGE AREA    DATUM 787.58  NGVD29
                                             Date Processed: 2008-02-14 10:28 By mitton
                                                     Rating for Discharge (cfs)
                       RATING ID: 12.0   TYPE: stage-discharge    EXPANSION: logarithmic    STATUS: approved
                Created by wwlarson on 11-19-2007 @ 13:40:26 CST,    Updated by mitton on 02-14-2008 @ 10:27:22 CST
                                             Remarks: Same as RT11 at and above 6.30ft.
  
 OFFSET: 1.00

                                                       EXPANDED RATING TABLE
   Gage                                                                                                                    DIFF IN Q
 height,                        Discharge (cfs)                     (STANDARD PRECISION)                                      PER
   feet        .00        .01        .02        .03        .04        .05        .06        .07        .08        .09      .1 UNITS

    9.60        4740       4750       4770       4780       4790       4810       4820       4840       4850       4860        140
    9.70        4880       4890       4900       4920       4930       4940       4960       4970       4980       5000        130
    9.80        5010       5030       5040       5050       5070       5080       5100       5110       5120       5140        140
    9.90        5150       5170       5180       5190       5210       5220       5240       5250       5260       5280        140

   10.00        5290       5310       5320       5340       5350       5360       5380       5390       5410       5420        150
   10.10        5440       5450       5460       5480       5490       5510       5520       5540       5550       5570        140
   10.20        5580       5600       5610       5630       5640       5660       5670       5680       5700       5710        150
   10.30        5730       5740       5760       5770       5790       5800       5820       5830       5850       5860        150
   10.40        5880       5890       5910       5930       5940       5960       5970       5990       6000       6020        150

   10.50        6030       6050       6060       6080       6090       6110       6120       6140       6160       6170        160
   10.60        6190       6200       6220       6230       6250       6270       6280       6300       6310       6330        150
   10.70        6340       6360       6380       6390       6410       6420       6440       6460       6470       6490        160
   10.80        6500       6520       6540       6550       6570       6580       6600       6620       6630       6650        170
   10.90        6670       6680       6700       6710       6730       6750       6760       6780       6800       6810        160

   11.00        6830       6850       6860       6880       6900       6910       6930       6950       6960       6980        170
   11.10        7000       7010       7030       7050       7060       7080       7100       7110       7130       7150        160
   11.20        7160       7180       7200       7220       7230       7250       7270       7280       7300       7320        180
   11.30        7340       7350       7370       7390       7400       7420       7440       7460       7470       7490        170
   11.40        7510       7530       7540       7560       7580       7600       7610       7630       7650       7670        170

   11.50        7680       7700       7720       7740       7760       7770       7790       7810       7830       7840        180
   11.60        7860       7880       7900       7920       7930       7950       7970       7990       8010       8030        180
   11.70        8040       8060       8080       8100       8120       8130       8150       8170       8190       8210        190
   11.80        8230       8250       8260       8280       8300       8320       8340       8360       8370       8390        180
   11.90        8410       8430       8450       8470       8490       8510       8520       8540       8560       8580        190

   12.00        8600*

 "*" indicates a rating descriptor point