Wattenberg Produced Water Rates - DCN SGE00724.A11

Attachment 11: Wattenberg Flowback Recovery and Long-term Produced Water Rates

Last updated: 3/31/2015

Source: SGE00501

Notes:

Reference did not provide equation to estimate flowback rates for vertical wells.

4,626

0.5

0.8

3.4

N/A

0.3

0.7

1.5

Flowback in First 30 Days (bbls):

Horizontal Summary of Wastewater Generation

10th percentile LTPW water rate (bpd):

Median LTPW rate (bpd):

10th percentile LTPW water rate (bpd):

Median LTPW rate (bpd):

90th percentile LTPW water rate (bpd):

90th percentile LTPW water rate (bpd):

Vertical Summary of Wastewater Generation

Flowback in First 30 Days (bbls):
Wattenberg Produced Water Rates - DCN SGE00724.A11

Wattenberg Produced Water Data

Source: SGE00501

Notes:

Flowback 

(bpd)

LTPW 

(bpd) Flowback (bpd)

LTPW 

(bpd)

0 0.00 264.4 -- Not calculated --

1 0.00 253.3 -- Not calculated --

2 0.01 242.6 -- Not calculated --

3 0.01 232.4 -- Not calculated --

4 0.01 222.6 -- Not calculated --

5 0.01 213.2 -- Not calculated --

6 0.02 204.3 -- Not calculated --

7 0.02 195.7 -- Not calculated --

8 0.02 187.4 -- Not calculated --

9 0.02 179.6 -- Not calculated --

10 0.03 172.0 -- Not calculated --

11 0.03 164.8 -- Not calculated --

12 0.03 157.8 -- Not calculated --

13 0.04 151.2 -- Not calculated --

14 0.04 144.8 -- Not calculated --

15 0.04 138.7 -- Not calculated --

16 0.04 132.9 -- Not calculated --

17 0.05 127.3 -- Not calculated --

18 0.05 121.9 -- Not calculated --

19 0.05 116.8 -- Not calculated --

20 0.05 111.9 -- Not calculated --

21 0.06 107.2 -- Not calculated --

22 0.06 102.7 -- Not calculated --

23 0.06 98.3 -- Not calculated --

24 0.07 94.2 -- Not calculated --

25 0.07 90.2 -- Not calculated --

26 0.07 86.4 -- Not calculated --

27 0.07 82.8 -- Not calculated --

28 0.08 79.3 -- Not calculated --

29 0.08 76.0 -- Not calculated --

30 0.08 72.8 -- Not calculated --

31 0.08 69.7 -- Not calculated --

32 0.09 66.8 -- Not calculated --

Horizontal wells: Flowback rates are calculated using Equation 2 in SGE00501 and is valid through the first 61 days of producti

are calculated using Equation 3 in SGE00501 which is valid for the remaining life of the well.

Vertical wells: LTPW rates are calculated using Equation 1 in SGE00501. Bai did not provide an equation for flowback rates fro

therefore, ERG did not calculate flowback rates for vertical wells.

Horizontal Well Vertical Well

Days Years

Bai indicates a timeframe of years and the equation calculates barrels per year. ERG used days instead for this analysis and en

flow rates are equal to those presented in Figure 5.
Wattenberg Produced Water Rates - DCN SGE00724.A11

Wattenberg Produced Water Data

Source: SGE00501

Notes:

Flowback 

(bpd)

LTPW 

(bpd) Flowback (bpd)

LTPW 

(bpd)

Horizontal wells: Flowback rates are calculated using Equation 2 in SGE00501 and is valid through the first 61 days of producti

are calculated using Equation 3 in SGE00501 which is valid for the remaining life of the well.

Vertical wells: LTPW rates are calculated using Equation 1 in SGE00501. Bai did not provide an equation for flowback rates fro

therefore, ERG did not calculate flowback rates for vertical wells.

Horizontal Well Vertical Well

Days Years

Bai indicates a timeframe of years and the equation calculates barrels per year. ERG used days instead for this analysis and en

flow rates are equal to those presented in Figure 5.

33 0.09 64.0 -- Not calculated --

34 0.09 61.3 -- Not calculated --

35 0.10 58.7 -- Not calculated --

36 0.10 56.2 -- Not calculated --

37 0.10 53.9 -- Not calculated --

38 0.10 51.6 -- Not calculated --

39 0.11 49.4 -- Not calculated --

40 0.11 47.3 -- Not calculated --

41 0.11 45.4 -- Not calculated --

42 0.12 43.4 -- Not calculated --

43 0.12 41.6 -- Not calculated --

44 0.12 39.9 -- Not calculated --

45 0.12 38.2 -- Not calculated --

46 0.13 36.6 -- Not calculated --

47 0.13 35.0 -- Not calculated --

48 0.13 33.6 -- Not calculated --

49 0.13 32.2 -- Not calculated --

50 0.14 30.8 -- Not calculated --

51 0.14 29.5 -- Not calculated --

52 0.14 28.3 -- Not calculated --

53 0.15 27.1 -- Not calculated --

54 0.15 25.9 -- Not calculated --

55 0.15 24.8 -- Not calculated --

56 0.15 23.8 -- Not calculated --

57 0.16 22.8 -- Not calculated --

58 0.16 21.8 -- Not calculated --

59 0.16 20.9 -- Not calculated --

60 0.16 20.0 -- Not calculated --

61 0.17 19.2 -- Not calculated --

90 0.25 -- 17.7 Not calculated 1.9

181 0.50 -- 9.8 Not calculated 1.8

273 0.75 -- 6.7 Not calculated 1.8

364 1.00 -- 5.1 Not calculated 1.7
Wattenberg Produced Water Rates - DCN SGE00724.A11

Wattenberg Produced Water Data

Source: SGE00501

Notes:

Flowback 

(bpd)

LTPW 

(bpd) Flowback (bpd)

LTPW 

(bpd)

Horizontal wells: Flowback rates are calculated using Equation 2 in SGE00501 and is valid through the first 61 days of producti

are calculated using Equation 3 in SGE00501 which is valid for the remaining life of the well.

Vertical wells: LTPW rates are calculated using Equation 1 in SGE00501. Bai did not provide an equation for flowback rates fro

therefore, ERG did not calculate flowback rates for vertical wells.

Horizontal Well Vertical Well

Days Years

Bai indicates a timeframe of years and the equation calculates barrels per year. ERG used days instead for this analysis and en

flow rates are equal to those presented in Figure 5.

455 1.25 -- 4.2 Not calculated 1.6

546 1.50 -- 3.5 Not calculated 1.6

638 1.75 -- 3.0 Not calculated 1.5

729 2.00 -- 2.6 Not calculated 1.4

820 2.25 -- 2.4 Not calculated 1.4

911 2.50 -- 2.1 Not calculated 1.3

1,003 2.75 -- 1.9 Not calculated 1.3

1,094 3.00 -- 1.8 Not calculated 1.2

1,185 3.25 -- 1.6 Not calculated 1.2

1,276 3.50 -- 1.5 Not calculated 1.1

1,368 3.75 -- 1.4 Not calculated 1.1

1,459 4.00 -- 1.3 Not calculated 1.0

1,550 4.25 -- 1.3 Not calculated 1.0

1,641 4.50 -- 1.2 Not calculated 1.0

1,733 4.75 -- 1.1 Not calculated 0.9

1,824 5.00 -- 1.1 Not calculated 0.9

1,915 5.25 -- 1.0 Not calculated 0.8

2,006 5.50 -- 1.0 Not calculated 0.8

2,098 5.75 -- 0.9 Not calculated 0.8

2,189 6.00 -- 0.9 Not calculated 0.8

2,280 6.25 -- 0.9 Not calculated 0.7

2,371 6.50 -- 0.8 Not calculated 0.7

2,463 6.75 -- 0.8 Not calculated 0.7

2,554 7.00 -- 0.8 Not calculated 0.6

2,645 7.25 -- 0.7 Not calculated 0.6

2,736 7.50 -- 0.7 Not calculated 0.6

2,828 7.75 -- 0.7 Not calculated 0.6

2,919 8.00 -- 0.7 Not calculated 0.5

3,010 8.25 -- 0.7 Not calculated 0.5

3,101 8.50 -- 0.6 Not calculated 0.5

3,193 8.75 -- 0.6 Not calculated 0.5

3,284 9.00 -- 0.6 Not calculated 0.5

3,375 9.25 -- 0.6 Not calculated 0.4
Wattenberg Produced Water Rates - DCN SGE00724.A11

Wattenberg Produced Water Data

Source: SGE00501

Notes:

Flowback 

(bpd)

LTPW 

(bpd) Flowback (bpd)

LTPW 

(bpd)

Horizontal wells: Flowback rates are calculated using Equation 2 in SGE00501 and is valid through the first 61 days of producti

are calculated using Equation 3 in SGE00501 which is valid for the remaining life of the well.

Vertical wells: LTPW rates are calculated using Equation 1 in SGE00501. Bai did not provide an equation for flowback rates fro

therefore, ERG did not calculate flowback rates for vertical wells.

Horizontal Well Vertical Well

Days Years

Bai indicates a timeframe of years and the equation calculates barrels per year. ERG used days instead for this analysis and en

flow rates are equal to those presented in Figure 5.

3,466 9.50 -- 0.6 Not calculated 0.4

3,558 9.75 -- 0.6 Not calculated 0.4

3,649 10.00 -- 0.5 Not calculated 0.4

3,740 10.25 -- 0.5 Not calculated 0.4

3,831 10.50 -- 0.5 Not calculated 0.4

3,923 10.75 -- 0.5 Not calculated 0.3

4,014 11.00 -- 0.5 Not calculated 0.3

4,105 11.25 -- 0.5 Not calculated 0.3

4,196 11.50 -- 0.5 Not calculated 0.3

4,288 11.75 -- 0.5 Not calculated 0.3

4,379 12.00 -- 0.5 Not calculated 0.3

4,470 12.25 -- 0.4 Not calculated 0.3

4,561 12.50 -- 0.4 Not calculated 0.3

4,653 12.75 -- 0.4 Not calculated 0.3

4,744 13.00 -- 0.4 Not calculated 0.2
Wattenberg Produced Water Rates - DCN SGE00724.A11

h the first 61 days of production. LTPW rates 

uation for flowback rates from vertical wells; 

stead for this analysis and ensured that the 
Wattenberg Produced Water Rates - DCN SGE00724.A11

h the first 61 days of production. LTPW rates 

uation for flowback rates from vertical wells; 

stead for this analysis and ensured that the 
Wattenberg Produced Water Rates - DCN SGE00724.A11

h the first 61 days of production. LTPW rates 

uation for flowback rates from vertical wells; 

stead for this analysis and ensured that the 
Wattenberg Produced Water Rates - DCN SGE00724.A11

h the first 61 days of production. LTPW rates 

uation for flowback rates from vertical wells; 

stead for this analysis and ensured that the