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Ash Coulee Spill

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Boom was placed into the Ash Coulee while it was still flowing. The boom has frozen in place reducing its effectiveness. The weirs serve as the primary containment points. Source: OSC Joyel Dhieux<br />Date Taken: 12/7/2016<br />Category: Site Photo<br />Latitude: 47.1211861111111<br />Longitude: -103.503266666667<br />Tags:
The Ash Coulee Creek near the confluence with the Little Missouri River. Source: OSC Joyel Dhieux<br />Date Taken: 12/7/2016<br />Category: Site Photo<br />Latitude: 47.1232611111111<br />Longitude: -103.551361111111<br />Tags:
The creek near CP#4. The creek has iced over with the recent blizzard and cold front. Source: OSC Joyel Dhieux<br />Date Taken: 12/7/2016<br />Category: Site Photo<br />Latitude: 47.1222305555556<br />Longitude: -103.441886111111<br />Tags:
Collecting surface water samples from CP#4 Source: OSC Joyel Dhieux<br />Date Taken: 12/7/2016<br />Category: Site Photo<br />Latitude: 47.1220972222222<br />Longitude: -103.441488888889<br />Tags:
Visible plume from when Controlled In-Situ Burn resumed around 1400. Source: START<br />Date Taken: 12/17/2016<br />Category: Site Photo<br />Latitude: 47.1084361666667<br />Longitude: -103.376746666667<br />Tags:
In-Flow to Control Point 1B. Source: START<br />Date Taken: 12/17/2016<br />Category: Site Photo<br />Latitude: 47.1131555<br />Longitude: -103.399491666667<br />Tags:
Control Point 1B. Source: START<br />Date Taken: 12/17/2016<br />Category: Site Photo<br />Latitude: 47.1132<br />Longitude: -103.399461666667<br />Tags:
Controlled In-Situ Burn Plume visible from Control Point 1B. Source: START<br />Date Taken: 12/17/2016<br />Category: Site Photo<br />Latitude: 47.1132<br />Longitude: -103.399461666667<br />Tags:
Pooled oil up-stream of Collection Point 1B. Source: START<br />Date Taken: 12/17/2016<br />Category: Site Photo<br />Latitude: 47.11285<br />Longitude: -103.399658333333<br />Tags:
Hard boom frozen in and access holes for sample collection and monitoring at CP3. Source: START<br />Date Taken: 12/19/2016<br />Category: Site Photo<br />Latitude: 47.1224111666667<br />Longitude: -103.442353333333<br />Tags:
CP3. Source: START<br />Date Taken: 12/19/2016<br />Category: Site Photo<br />Latitude: 47.1223666666667<br />Longitude: -103.442061666667<br />Tags:
CP3. Source: START<br />Date Taken: 12/19/2016<br />Category: Site Photo<br />Latitude: 47.1221916666667<br />Longitude: -103.441911666667<br />Tags:
Post controlled in-situ burn up-stream of CP1B. Source: START<br />Date Taken: 12/19/2016<br />Category: Site Photo<br />Latitude: 47.10685<br />Longitude: -103.390153333333<br />Tags:
View of in-situ burn up-stream of CP2 from roadway.<br />Date Taken: 12/19/2016<br />Category: Site Photo<br />Latitude: 47.1175388333333<br />Longitude: -103.414795<br />Tags:
Vacuum truck operations up-stream of CP-2. Source: START<br />Date Taken: 12/19/2016<br />Category: Site Photo<br />Latitude: 47.1174278333333<br />Longitude: -103.419578333333<br />Tags:
Ash Coulee after vacuum truck operations up-stream of CP-2. Source: START<br />Date Taken: 12/19/2016<br />Category: Site Photo<br />Latitude: 47.1173388333333<br />Longitude: -103.420241666667<br />Tags:
Area of controlled in-situ burn which lasted 2+ hours. Source: START<br />Date Taken: 12/20/2016<br />Category: Site Photo<br />Latitude: 47.1144333333333<br />Longitude: -103.410605<br />Tags:
Up-stream of CP2. Source: EPA<br />Date Taken: 12/22/2016<br />Category: Site Photo<br />Latitude: 47.1174695<br />Longitude: -103.419455<br />Tags:
Up-stream of CP2. Source: EPA<br />Date Taken: 12/22/2016<br />Category: Site Photo<br />Latitude: 47.1174721666667<br />Longitude: -103.41938<br />Tags:
Smoke plume from burn between CP1B and CP2. Source: EPA<br />Date Taken: 12/22/2016<br />Category: Site Photo<br />Latitude: 47.1157221666667<br />Longitude: -103.406113333333<br />Tags:
View of plume from burn in between CP1B and CP2. Source: EPA<br />Date Taken: 12/22/2016<br />Category: Site Photo<br />Latitude: 47.1182111666667<br />Longitude: -103.420288333333<br />Tags:
Post burn CP-1B to demonstrate trees are unaffected.<br />Date Taken: 12/29/2016<br />Category: Site Photo<br />Latitude: 47.1122166666667<br />Longitude: -103.396811111111<br />Tags:
Burn in CP-1B<br />Date Taken: 12/28/2016<br />Category: Site Photo<br />Latitude: 47.1122055555556<br />Longitude: -103.397019444444<br />Tags:
Burn in CP-1B<br />Date Taken: 12/28/2016<br />Category: Site Photo<br />Latitude: 47.1123583333333<br />Longitude: -103.396927777778<br />Tags:
Cold flushing in CP-1B in preparation of burn. Free floating product is visible.<br />Date Taken: 12/29/2016<br />Category: Site Photo<br />Latitude: 47.1108694444444<br />Longitude: -103.39425<br />Tags:
Photo of free floating product and creek in an unburned area within CP-1B.<br />Date Taken: 12/29/2016<br />Category: Site Photo<br />Latitude: 47.1109416666667<br />Longitude: -103.394438888889<br />Tags:
SWAT member lighting the product with a propane torch in CP-1B.<br />Date Taken: 12/29/2016<br />Category: Site Photo<br />Latitude: 47.1113444444444<br />Longitude: -103.394447222222<br />Tags:
Cold Flushing and snow berm downstream from burn area in CP-1B<br />Date Taken: 12/29/2016<br />Category: Site Photo<br />Latitude: 47.1109555555556<br />Longitude: -103.394194444444<br />Tags:
A fire monitor closely watches an in-situ burn. The burn is easily extinguished by the snow. Source: OSC Joyel Dhieux<br />Date Taken: 1/6/2017<br />Category: Site Photo<br />Latitude: 47.1175305555556<br />Longitude: -103.420455555556<br />Tags:
Boom deployed at the confluence of Ash Coulee and the Little Missouri<br />Date Taken: 3/27/2017<br />Category: Site Photo<br />Latitude: 47.1236916666667<br />Longitude: -103.550033333333<br />Tags:

Boom was placed into the Ash Coulee while it was still flowing. The boom has frozen in place reducing its effectiveness. The weirs serve as the primary containment points. Source: OSC Joyel Dhieux The Ash Coulee Creek near the confluence with the Little Missouri River. Source: OSC Joyel Dhieux The creek near CP#4. The creek has iced over with the recent blizzard and cold front. Source: OSC Joyel Dhieux Collecting surface water samples from CP#4 Source: OSC Joyel Dhieux Visible plume from when Controlled In-Situ Burn resumed around 1400. Source: START In-Flow to Control Point 1B. Source: START Control Point 1B. Source: START Controlled In-Situ Burn Plume visible from Control Point 1B. Source: START Pooled oil up-stream of Collection Point 1B. Source: START Hard boom frozen in and access holes for sample collection and monitoring at CP3. Source: START CP3. Source: START CP3. Source: START Post controlled in-situ burn up-stream of CP1B. Source: START View of in-situ burn up-stream of CP2 from roadway. Vacuum truck operations up-stream of CP-2. Source: START Ash Coulee after vacuum truck operations up-stream of CP-2. Source: START Area of controlled in-situ burn which lasted 2+ hours. Source: START Up-stream of CP2. Source: EPA Up-stream of CP2. Source: EPA Smoke plume from burn between CP1B and CP2. Source: EPA View of plume from burn in between CP1B and CP2. Source: EPA Post burn CP-1B to demonstrate trees are unaffected. Burn in CP-1B Burn in CP-1B Cold flushing in CP-1B in preparation of burn. Free floating product is visible. Photo of free floating product and creek in an unburned area within CP-1B. SWAT member lighting the product with a propane torch in CP-1B. Cold Flushing and snow berm downstream from burn area in CP-1B A fire monitor closely watches an in-situ burn. The burn is easily extinguished by the snow. Source: OSC Joyel Dhieux Boom deployed at the confluence of Ash Coulee and the Little Missouri