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APPROVED JURISDICTIONAL DETERMINATION FORM <br /> U.S.Army Corps of Engineers <br /> This form should be completed by following the instructions provided in Section IV of the JD Form Instructional Guidebook. <br /> SECTION 1: BACKGROUND INFORMATION <br /> A. REPORT COMPLETION DATE FOR APPROVED JURISDICTIONAL DETERMINATION(JD):July 3,2014 <br /> B. DISTRICT OFFICE,FILE NAME,AND NUMBER:Albuquerque District,Blue Star Exploration Mine,Mt.Antero,Chaffee <br /> County,Colorado,SPA-2014-00289-SCO <br /> C. PROJECT LOCATION AND BACKGROUND INFORMATION: <br /> State:Colorado County/parish/borough:Chaffee City: <br /> Center coordinates of site(lat/long in degree decimal format): Lat.38.6732730,Long.-106.247959° <br /> Universal Transverse Mercator: 13 391439.92 4281259.2 <br /> Name of nearest waterbody:Little Browns Creek <br /> Name of nearest Traditional Navigable Water(TN W)into which the aquatic resource flows: <br /> Name of watershed or Hydrologic Unit Code(HUC):Arkansas Headwaters.Colorado.,11020001 <br /> ®Check if map/diagram of review area and/or potential jurisdictional areas is/are available upon request. <br /> [�Check if other sites(e.g.,offsite mitigation sites,disposal sites,etc...)are associated with this action and are recorded on a different <br /> JD form: <br /> D. R VIEW PERFORMED FOR SITE EVALUATION(CHECK ALL THAT APPLY): <br /> Office(Desk)Determination. Date:June 3,2014. <br /> Field Determination. Date(s): <br /> SECTION II: SUMMARY OF FINDINGS <br /> A. R A SECTION 10 DETERMINATION OF JURISDICTION. <br /> There "navigable waters of the U.S."within Rivers and Harbors Act(RHA)jurisdiction(as defined by 33 CFR part 329)in the <br /> review area.[Required] <br /> Waters subject to the ebb and flow of the tide. <br /> Waters are presently used,or have been used in the past,or may be susceptible for use to transport interstate or foreign commerce. <br /> Explain: <br /> B. CWA SECTION 404 DETERMINATION OF JURISDICTION. <br /> There "waters of the U.S."within Clean Water Act(CWA)jurisdiction(as defined by 33 CFR part 328)in the review area.[Required] <br /> 1J Waters of the U.S. <br /> a. Indicate presence of waters of U.S.in review area(check all that apply):' <br /> ❑TNWs,including territorial seas <br /> ❑Wetlands adjacent to TNWs <br /> ❑Relatively permanent waters2(RPWs)that flow directly or indirectly into TNWs <br /> ❑Non-RPWs that flow directly or indirectly into TNWs <br /> ❑Wetlands directly abutting RPWs that flow directly or indirectly into TNWs <br /> ❑Wetlands adjacent to but not directly abutting RPWs that flow directly or indirectly into TNWs <br /> ❑Wetlands adjacent to non-RPWs that flow directly or indirectly into TNWs <br /> ❑Impoundments of jurisdictional waters <br /> ❑Isolated(interstate or intrastate)waters,including isolated wetlands <br /> b. Identify(estimate)size of waters of the U.S.in the review area: <br /> Non-wetland waters: linear feet, wide,and/or acres. <br /> Wetlands: acres. <br /> c. Limits(boundaries)of jurisdiction based on: <br /> Elevation of established OHWM(if known): <br /> �. Non-regulated waters/wetlands(check if applicable):3 <br /> ❑Potentially jurisdictional waters and/or wetlands were assessed within the review area and determined to be not jurisdictional. <br /> Explain: <br /> SECTION III: CWA ANALYSIS <br /> Boxes checked below shall be supported by completing the appropriate sections in Section III below. <br /> Z For purposes of this form,an RPW is defined as a tributary that is not a TNW and that typically flows year-round or has continuous flow at least"seasonally" <br /> (e.g.,typically 3 months) <br /> 'Supporting documentation is presented in Section HIT <br />