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r III IIIIIIIIIIIIIIII
<br /> United States Natural P. O. Box 389
<br /> Department of Resources Westcliffe , CO 81252-0389
<br /> Agriculture Conservation 719-783-2481
<br /> Service 719-783-9528 FAX
<br /> ecf`CI\/
<br /> Ethel :��r.ai•lir=I
<br /> Division of rvunarals u ucolou"
<br /> Dear &th a 1. t
<br /> This, Letrei is in rrespon::e toyour rec"eor for asoi "Kahcw w0h rw& a. untQj
<br /> a perlite mini' In Custer County near Ros:lt:..a. The pit i ' located In
<br /> .`.'eMiorl A, Township 23 Routh , Ranye 71. West , near Gaunt-y Ro:: d % A28 rand
<br /> . 79., ay'I,rnxnrnotyly 1. _ 5 mile-: :ar::::t of G;r,<. 11-a ..
<br /> UurranKy , the pit has high wul LA On three sides Ni rh ;a" o"tlnL: to the
<br /> west . These is some deposition at '=:ni. l. ' at 1'I'le f:a.::>ee nP the I:;lt, wall -
<br /> which in forming slopes . 1hern iK nl �o '.ome r.Cqn:=ol 1 . .r•.Johl • i iwd on M.:
<br /> north side of the pit: near the access road.. A smai I pond is in the:
<br /> bottom of the drainage at the pit outlet alid has m pipe fablu"t 12- 18
<br /> inches in diameter ) for an out. let:_ The storage capacity at the pond i .
<br /> approximateLy 3..8 ,acre teat: . Very Little vegetation Ls groom ) ; n the.,
<br /> pit., however , catt.`aiLs and other hvdric ( water - Loving ) plant : any aroUn,'1
<br /> mid to the pond, When we vKited the pi ol';owlt`,` t,n 8 Movrmhot IYQO to
<br /> °-.tli vey the pond, the pond was mho"t. hall f" E l .
<br /> The drainage area above the pond is LE, arrw .. AA notod ah ,v . the
<br /> storag" r;,apaclty of the pond i.x 3.0 acre, finet... which f 4 -torminod at Lei
<br /> surveying the pond On 8 No\ 'mhPr . A , -yedr . w4 hour ::.torm wl l I pl oduce
<br /> about 7 cubic Met per second knts ) whlnh rajualo I •a acre lort. o: wager ,.
<br /> A .. yeau' storm wiLI produce 11. :lv 0i tc ft . , and :a. 1.0-yoac storm . I?
<br /> ofs or 38 ail. f t.
<br /> K Caul not r;imi liar with the _Mate or ( alor'ado r,dqul :iln ori:?. re�:!rtl', l. ri.;l the
<br /> . . . o surface mines_ You conta ., t. the
<br /> _tr�rary. e c:a l'1,��. l.ty n�t ,x I� . r�„ trig' should n�
<br /> Division of i'iHnr:a I.C. and Gtotoov ( Cho Division ) it you havo •CIIK?' loons
<br /> regardi.ng that realnlromellf. _ Lf` you Tined tc, enlarge or maintain the
<br /> pond dam ., L will be glad ho do ;+.i.ditiona. l. designs and surveyl. n,1_
<br /> Bob 0sw4ld , of the liivK , un of Minerals and Geolony.. ' eelz ma a c:oPY at
<br /> your reclamation Elan . I w i l m:;kp soma cnlnmcnks rnotarvinrl the plan to
<br /> help you have ,;t I:•eal. f.er I .al.e on the re:r:: l ,+meklnli I%col..re .:_. . /lJ. t.l'lougl'I
<br /> you are not I equirv•-1 by L;.,.w to use my :-.IiqP.:pcs.ti.ons , r roel they wi I I
<br /> improve cha.nr:us Of sln.Ir1eVS. You rnldhl: : ivci.c:s them with Bob..
<br /> F'ML AM AT [ON PLAN 51-JU 1LS I t I M
<br /> An Inotod in the pLa n, ;any area needed she "Id have nlnl.u" no . .I.enror khan
<br /> 2: 1 . rr at all. p0:.'_:11:• le ., you ' hriuld fry to tli.:hinve• a minimum of Azt
<br /> which will improve the chances of vognt:rlkin" fhe . : 1 L:=.
<br /> also ,our ( NPC:Si minimum r2CommePndal: Inn5 but : 4 to much bather . Ali
<br /> areas to be seeded should also have rnpoo , l aUpl . . •.I wi t it a depth Uf 6 -8
<br /> i .mint.. It :you did onl 'v ore thniq to a : d in the seeding. u:.. ing u•..vnuate
<br /> topsoil in prohobly by for the mont jmpol L,nL.. itlis r,l ,. vldcr r:";ao"Lial
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