DEPARTMENT OF “THE IN PERIOR U. 3S. GEOLOGIGAL SURVEY PLAN AND PROFILE OF COLORADO RIVER FROM LEES FERRY, ARIZ., TO BLACK CANYON, ARIZ.-NEV., AND VIRGIN RIVER, NEV. “Sueer-U — » 9 = % % ° po CANYON oo | 905 we iS a . 1O 900 oS Peach Springs 8 90 | a. | 885 // le Miles Williams ; FLAGST R — SO iN Ee 75 Needles fa 70 , 65 KEY MAP OF PLAN SHEETS or — 60 = B55 aie 850 9 /0 woe | 45 =. 4O a ae 35 eB oo 825 oO ie 820 7 8 a 15 ic 1065 oe lO 6O : ee 805 C ae G ‘ee | 95 ae - 45 Vt 2 pe tea | 790 4O 785 5 me aes 1035 80 c me a {O30 23 24 Miles n | | | all - a ! V e: pee oe O 20 o& ae X | - oe ie 65 * cain eS. 15 x oo 760 q ee 1010 Q 755 3 4. oes (005 2! => . : | . oot D oe 50 oe /000 : | J os 45 + oe 7 95 : 220 40 = ee) 990 ° . +5 UL oo a . ee. 735 = a 985 12 20 a 7 10 ae = oo ae G | IN a = 7O 1/95 vl . ——— 965° ee 1190 35 36 Miles 860 17 18 po iit : 85 | ss ae 2 - 50 ce 75 pie 945 zoR — 1170 oa 940 IS /6 ee 1165 aS 34 35 a 60 Se c a 2 << 920 : | a. 1145 12 13 /4 . ——- | 1140 3/ 32 <. eat 38° w RP - = R 3 O 25 iN ee eee 0 ae ee N /115 29 30 iP 30 V | e te 25 1105 ie 1220 . / Bs 1/00 37 Miles | Q | : _ ee 95 | Lee 1090 ee 1085 27 28 , Se . 3 80 co F Ss" 0 70 ae /O65 24 25 26 Seale = a | Subject to adjustment et. SHEETS ; : a eette. (14 plans, 7 profiles) SSS SSeS est eee ~ 4,000 _ 2,000 0 __ 4,000 8,000 Feet eso «ad + 0 1 2 Kilometers Vertical scale | inch=20 feet Datum is mean sea level Mileage is measured from U S,. G. S. concrete gage well opposite mouth of Paria River