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PDC Energy Oil Spill

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Northeastern portion of containment pad. <br />Date Taken: 5/5/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Drilling Pad<br />Date Taken: 5/5/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Natural gas cloud eminating from well<br />Date Taken: 5/5/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Downstream of Dam #1. <br />Date Taken: 5/5/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Eastern catch basin pumping activities. <br />Date Taken: 5/5/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Western edge of containment pad.<br />Date Taken: 5/5/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Downstream of Dam #2.<br />Date Taken: 5/5/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
FRAC Tanks staged<br />Date Taken: 5/5/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Downstream of Dam #1 with Dam #1 in the background.<br />Date Taken: 5/6/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Immediately upstream of Dam #1.<br />Date Taken: 5/6/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
View of Dam#1.<br />Date Taken: 5/6/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Digging sump for condensate containment and removal<br />Date Taken: 5/7/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Improving dam 1<br />Date Taken: 5/8/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Clean up in unnamed tributary. <br />Date Taken: 5/8/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
<br />Date Taken: 5/8/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
View Sediment Trap #2 southeast.<br />Date Taken: 5/8/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
West side of drill pad<br />Date Taken: 5/8/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Sump basin downstream of Dam #1<br />Date Taken: 5/10/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Temporary Sump before pumping. <br />Date Taken: 5/8/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
Sediment basin 1 prior to supersucking it out <br />Date Taken: 5/8/2014<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:

Northeastern portion of containment pad. Drilling Pad Natural gas cloud eminating from well Downstream of Dam #1. Eastern catch basin pumping activities. Western edge of containment pad. Downstream of Dam #2. FRAC Tanks staged Downstream of Dam #1 with Dam #1 in the background. Immediately upstream of Dam #1. View of Dam#1. Digging sump for condensate containment and removal Improving dam 1 Clean up in unnamed tributary. View Sediment Trap #2 southeast. West side of drill pad Sump basin downstream of Dam #1 Temporary Sump before pumping. Sediment basin 1 prior to supersucking it out Pad facing north. Sediment Catch Basin #1 before pumping Sediment basin 1 during start of contaminated sediment removal Western swale Temporary sump (catch basin 3 outfall) Upstream of Dam #1 Upstream of Dam 1 Upstream of dam 1 Crew removing contaminated sediment from sediment basin 1 (view from drill pad) Catch basin 1 - pooled oil on drill pad Pumping down temporary sump (catch basin 3 outfall) Clean Harbors clearing debris along Unnamed Tributary View to the right of the Well on the Pad facing north. Dam #1 Pad facing north. Dam 1 after redesign to withstand 2 year flood Downstream of Dam 1 Collection points downstream of Dam #1. Downstream of Dam 1 Continued removal of contaminated sediment from sediment basin 1 (west) Sediment basin #1 after removal of contaminated sediment View of the broken wellhead. View to the left of the Well on the Pad facing north. View of Containment Dam #5. Product appeared suddenly. Water flushing operations of Sediment Basin #1 Outfall facing upgradient Sediment Catch Basin #1 after pumping. Starting point of West Lateral water flushing. Oil accumulation upstream of Dam 1 Rope skimmer operations at Dam #1 Rope skimmer in use to collect oil upstream of dam 1 Unnamed Tributary during water flushing event. West side of drill bad - oil saturated surface northwest corner of drill pad - oil saturated surface Measures to contain oil in seep to west lateral channel from from drill pad that is bypassing catch basin 3 High volume low pressure washing of west lateral channel Water flushing operations of Sediment Basin #1 Outfall facing upgradient. Oil build up at Dam #1. Downstream of Western Lateral prior to water flushing event. Power washing operations at West Lateral Clean Harbors deploying hard booms upstream of Dam #1 Clean Harbors deploy additional hard boom upstream of Dam #1 Additional view upstream of Dam # 1 after early morning rainstorm. View downstream of Eastern Lateral View of the overspill pipe flow downstream of Dam #1 View upstream of Dam #1 after early morning rainstorm View upstream of Dam 2 after 1.1 inch rain View of washed out portion of dam 2 after 1.1 inch rain View upstream of dam 2 after reconfiguring boom after 1.1 inch rain View of sediment basin #1 after 1.1 inch rain View of sediment trap #2 overtopping new bentonite plug after 1.1 inch rain View on pad facing west Oil collection at sediment trap #2 after 1.1 inch rain Catch basin #1 on drill pad after 1.1 inch rain View of the overspill pipe flow downstream of Dam #1 View downstream of Dam #1 Example of oily surfaces remaining on drill pad after rain Oil containment measures in sediment trap #1 (west) and bentonite mat laid to plug discharge Unnamed tributary Oil accumulation upstream of dam 1 at the end of the day View of Sediment Basin #2 after rain event View of Sediment Basin #2 overflow after rain event. View of Sediment Trap #2 Additional containment boom placed downstream of former dam 2 as a contingency Installation of concrete blocks at location of former dam 2 to stabilize water level for containment boom. View of Sediment Trap #1 View of Temporary Sump View upstream of Dam #1 Frac Tank containment area. Washing activities at the Western Lateral Dam 2 washout Dam 2 - containment boom reinstalled after flood upstream of former dam 2 as a contingency. Removal of Dam 2 after washout Boat arriving to be staged for additional boom deployment in case of emergency. Temporary sump (outlet of drill pad catch basin #3) East swale - drill pad. Catch basin#1 discharge pipe Collecting oil that accumulated behind dam 1 View of sediment trap #1 from drill pad View of sediment trap #2 from drill pad. Soft and hard booms upstream of Dam #1 Concrete blocks installion complete at former dam 2 area to stabilize water level for boom. View from drill rig looking northwest. Wooden pads are being lifted for cleaning. Note liner underlayment in this area. Phase 1 of onsite wastewater treatment system (filtering). Phase 2 of onsite wastewater treatment system (further filtering and carbon treatment) Example of a temporary well plug. View from drill rig looking south View of east lateral channel near mouth Area where new french drain was installed downgradient of catch basin 3 on pad in an effort to intercept flow of fluid from seep into west lateral. Example of a seep area in stream channel on drill pad side. View of sediment trap #1 (west) View of Sediment Trap #2 (est) View of sediment trap #1 (west) - cleanout underway View of sediment trap #1 (west) - cleanout underway Blow out preventor as installed. Agitation of submerged oil behind dam 1 View from drill rig looking south. Product rises to water surface after agitation behind containment dam 1 View from dam 1 looking downstream. Note sump with pads to collect oil from seep of unknown origin. New French Drain System in Catch Basin #3 discharge Directional Control Valve used for drilling View from former dam 2 looking upstream and containment boom. No product collected to date at this boom. Continued work to clean out sediment trap #1 (west) View of containment boom installed downstream of former dam 2. No product collected to date at this boom. View of pipe that was removed from well hole View of pipe that was removed from well hole View from drill rig looking south, with pipe being removed from well hole laid out. View of Sediment Trap #2 (east) from drill pad Waste storage area View of liner - NW corner of drill pad View of staining on western slope of drill pad View from drill rig looking north east View of NW corner of drill pad with liner and staining Area where wastewater treatment system discharged that was excavated after system failed and discharged product Waste storage area Sandbag containment dam A built to contain seep into west lateral Adding rock to further shore up dam 1. View of temporary sump (CB3 discharge) View of portion of pad from drill rig View of subsurface soil conditions below stained area on west slope of drainage pad View of sediment trap #2 (east) View of sediment trap #2 outfall (east), with some clearing of stained vegetation complete View of containmnet dam b built to contain seep discharges from drill pad into east lateral Flare Stack burning off excess gas after restart of drilling Agitation and collection of oil behind containment dam 1 View on downstream side of containment dam 1 looking at it