11/6/2019 DWR Tools and Rules for Environmental Professionals - PDF document

11/6/2019 DWR Tools and Rules for Environmental Professionals November 12, 2019 Kevin Donegan S enior Hydrogeologist Hydrogeology S ection Out line • Online Tools • Groundwater • CDS S Data and Tools • Location Tools • Map Viewer • Denver Basin Tool • Well Permit S earch • Well Construction Rules • Auth. Individuals, Test Holes, Monitoring Holes & Wells • Applications, Notifications, Construction, Reporting colorado.gov/ wat er 1

11/6/2019 Google ‘ CDS S ’ colorado.gov/ cdss CDS S Dat a and Tools https:/ / dwr.state.co.us/ tools 2

11/6/2019 Map Viewer https:/ / dwr.state.co.us/ tools Map Viewer https:/ / dwr.state.co.us/ tools Map Viewer 3

11/6/2019 Address S earch Quick Tools Table of Cont ent s 4

11/6/2019 S elect a Well View Addit ional Det ails Buffer S earch 5

11/6/2019 Buffer S earch View Result s Table View View Addit ional Det ails 6

11/6/2019 Well Permit s Imaged Document s Imaged Document s 7

11/6/2019 Well Permit s Well Permit s Groundwat er Tools 8

11/6/2019 Groundwat er Tools Groundwat er Tools Groundwat er Tools – Wat er Levels 9

11/6/2019 Groundwat er Tools – Wat er Levels Groundwat er Tools – Wat er Levels Groundwat er Tools – Wat er Levels 10

11/6/2019 Groundwat er Tools – Wat er Levels Locat ion Tools Locat ion Tools 11

11/6/2019 Locat ion S earch Dist ance Calculat or Denver Basin Det erminat ion Tool 12

11/6/2019 Denver Basin Det erminat ion Tool Denver Basin Det erminat ion Tool ht t p:/ / wat er.st at e.co.us/ groundwat er/ BOE/ Pages/ BOERules.aspx 13

11/6/2019 Well Const ruct ion Rules (2 CCR 402-2) ht t p:/ / wat er.st at e.co.us/ groundwat er/ BOE/ Pages/ BOERules.aspx • 5.2.3 Authorized Individuals • Professional Engineer registered in Colorado • Professional Geologist (23-41-208(b) • Engaged in practice of geology • Graduated with at least 30 semest er hours of geology coursework • Additional five years of geological experience • Any person directly employed by or under the supervision of a PE or PG • Board Authorized Individual • Presentation and approval of qualifications before the Board. Test Holes , Monit or Holes, Monit or Wells • 5.2.51 Test hole • “ includes any excavation that is drilled, cored… or otherwise constructed when the intended use of such excavation is for geotechnical, geophysical, or geologic investigation or soil- or rock-sampling .” § 37-91-102(15.7), C.R.S. • Must be properly plugged, sealed, and abandoned upon the completion of the geotechnical, geophysical, or geologic investigation or soil- or rock-sampling. • If penetrates through a confining layer between two distinct aquifers must be constructed by a licensed contractor and provide an NOI • Not Test Holes • Any well constructed for an environmental groundwater investigation • Any well used for repeated (seasonal, long-term) measurements Test Holes, Monitor Holes , Monit or Wells • 5.2.30 Monitoring and observation hole • Temporary well constructed for the purpose of repeated observations, measurements, or samplings of groundwater. • Temporary wells for environmental groundwater investigations • May only be constructed upon a notice of intent. • Must be plugged, sealed, and abandoned in less than eighteen months from the date it was constructed unless a permit for a monitoring and observation well has been obtained from the S tate Engineer. • Less than 18 Months = Notice of Intent • Longer than 18 months = Monitoring Well Permit 14

11/6/2019 Test Holes, Monit or Holes, Monitor Wells 5.2.31 Monitoring and observation well • includes any excavation that is drilled, cored… ., or otherwise constructed when the intended use of such excavation is for locating such well, pumping equipment or aquifer testing, monitoring groundwater, or collection of water quality samples.” § 37-91- 102(10.5), C.R.S . • A monitoring and observation well must be permitted by the S tate Engineer. • Includes any boring where the intent is to observe, measure or sample groundwater Applicat ions • Test Holes • No notice required • Unless it will penetrate through a confining layer • Monitor Holes • Notice of Intent (GWS-51) • Provided at least 72 hours prior to drilling • Provide number of wells per PLSS Section (no penalty for over-estimating) • Emergency Authorization – public safety, practical difficulties, unusual hardship • Monitor Wells • Monitor Well Application (GWS-46) • Can be drilled under NOI, then permit application 15

11/6/2019 Recovery Wells • Aquifer remediation or removal of contaminations • Consumptive Use < 1/ 30 ac-ft (10,862 gal) • Return flow discharged to same stream system Coming S oon… • Accepting Payments • Statewide Internet Portal Authority (SIP A) • Online payments only (will accept cash in Denver office only) • eChecks and Credit Cards • Early 2020 • eForms to Follow • Unique login • Dashboard • Applications and Reporting Forms 16

11/6/2019 Advanced Not ificat ion • Well Inspection Program Audit • Recommendation 1D • Require advanced notice of all wells • M/ O Holes – 3 day notice (Notice of Intent) • Any permitted well – One calendar day notice (online tool) • Recommendation 1A, 1B • Risk-based inspection program • Well Use (monitoring) and Type III aquifers among lowest priority Const ruct ion S t andards • Consistent with examples (Fig 7) • S teel casing at least one (1) foot above ground • No PVC • Locking cover (or equivalent level of protection) to prevent unauthorized access • S anitary seal well cap • 2 ft. x 2 ft. x 4 in. concrete base or pad • Vaults/ Flush-mount s allowed • Protection from Vehicles and Livestock • Aquifer testing and/ or test pumping not to exceed 200 hours Report s • Test Holes (not penetrating through confining layer) • No reporting required • S ealed, capped, or covered when unattended • Plugged, sealed, and abandoned upon completion of investigation • Monitor Holes & Wells • Well Construction and Yield Estimate Report (GWS -31) • For each hole constructed • “ No holes constructed” on original NOI • Well Abandonment Report (GWS -09) 17

11/6/2019 Conversion t o Wat er Wells • Monitoring holes or other excavations under Notice of Intent • May only be converted to • Monitor Well • Recovery Well • Dewatering S ystem • Monitoring Wells constructed under a Monitor Well Permit • May be converted to a Water Well IF • Constructed by licensed contractor • Meets water well construction standards (Rule 10) • Permit obtained from S tate Engineer Cont act Us • Groundwater Info Desk: 303-866-3587 • AskDWR: https:/ / dwr.state.co.us/ Port al/ dwr/ AskDWR • Email Forms: DWRpermitsonline@ st at e.co.us Matt Sares Doug Stephenson Chief, Hydrogeology S ection Chief Well Inspector Matt.S ares@ state.co.us Douglas.Stephenson@ state.co.us (303) 866-3581 Ext. 8290 (303) 866-3581 Ext. 8270 Kevin Donegan Andrew Flor S enior Hydrogeologist Hydrogeologist Kevin.Donegan@ state.co.us Andrew.Flor@ state.co.us (303) 866-3581 Ext. 8221 (303) 866-3581 Ext. 8218 Ashley Lennon Vacant Hydrogeologist Well Inspector, Divisions 1 & 2 Ashley.Lennon@ state.co.us (303) 866-3581 Ext. 8271 (303) 866-3581 Ext. 8283 18