Summary of time-of-travel results for the Sabine River Basin, August–November 1996

[mi, miles; ft, feet; ft3/s, cubic feet per second; g, grams; ft/s, feet per second; --, not applicable]

Reach

 

Subreach

 

Dye recovered  

Stream

Description

Length1
(mi)

From

To

Site

Distance
from next
upstream
site
1
(mi)

Change
in stage
during
sampling
2
(ft)

Mean
streamflow
2
(ft3/s)

Weight
(g)

Percent

 

 

 

 

 

 

G–0

--

Injected 51.5 g of rhodamine WT dye at 0918 08/06/96

Grace Creek

City of Longview wastewater-treatment plant outfall to 0.2 mi upstream from confluence with Sabine River

  1.8

 

City of Longview wastewater-treatment plant outfall

Confluence of unnamed tributary with Grace Creek

G–1

0.6

0.08

  16.0

 

       50.1     97.2  

 

 

 

 

Confluence of unnamed tributary with Grace Creek

0.2 mi upstream from confluence with Sabine River

G–2

1.2

  .06

  21.4

 

       44.5

  86.4  

 

 

 

 

 

 

S–0

--

Injected 1,560 g of rhodamine WT dye at 1150 09/17/96

Sabine River,
reach 1

I–20 to Atchison, Topeka, and Santa Fe Railroad bridge

14.3

 

I–20

State 149

S–1

5.6

  .04

125

 

  1,360     87.2  

 

 

 

 

State 149

Texas Eastman outfall 003

S–2

2.5

  .06

125

 

  1,330     85.3  

 

 

 

 

Texas Eastman outfall 003

Texas Eastman outfall 004

S–3

2.7

  .20

135

 

  1,100     70.5  

 

 

 

 

Texas Eastman outfall 004

Atchison, Topeka, and Santa Fe Railroad bridge

S–4

3.5

  .24

135

 

31,040     66.7  

 

 

 

 

 

 

S–4

--

Injected 1,570 g of rhodamine WT dye at 1355 09/17/96

Sabine River, reach 2

Atchison, Topeka, and Santa Fe Railroad bridge to 4.4 mi upstream of State 43

  9.6

 

Atchison, Topeka, and Santa Fe Railroad bridge

10.4 mi upstream of State 43

S–5

3.6

–.06

125

 

1,360     86.6  

 

 

 

 

10.4 mi upstream of State 43

4.4 mi upstream of State 43

S–6

6.0

  .02

125

 

1,050     66.9  

 

 

 

 

 

 

H–0

--

Injected 36.0 g of rhodamine WT dye at 1325 11/19/96

Hawkins Creek

Texas and Pacific Railroad bridge to 2.2 mi upstream from confluence with Sabine River

  3.4

 

Texas and Pacific Railroad bridge

FM 2206

H–1

1.8

–.01

    5.82

 

       28.9     80.3  

 

 

 

 

FM 2206

2.2 mi upstream from confluence with Sabine River 

H–2

1.6

–.01

    3.53

 

       17.0   477.9  

 

 

 

 

 

 

R–0

--

Injected 20.6 g of rhodamine WT dye at 1245 11/19/96

Rocky Creek

State 135 to FM 2207

  1.9

 

State 135

FM 2207

R–1

1.9

  .00

.99

 

       16.0     77.7  

 

 

 

Site

Dye cloud

Leading edge

 

 

Peak

 

Centroid

 

Trailing edge

Time of
travel from
injection site
(hours)

Mean velocity
in subreach
2
(ft/s)

Time of
travel from
injection site
(hours)

Mean velocity
in subreach
2
(ft/s)

Time of
travel from
injection site
(hours)

Mean velocity
in subreach
2
(ft/s)

Time of
travel from
injection site
(hours)

Mean velocity
in subreach
2
(ft/s)

G–0

 

 

 

 

 

 

 

 

 

 

 

G–1

    0.67

1.31

 

  0.83

1.06

 

    0.85

1.04

 

  1.87

0.47

G–2

    5.12

  .40

 

  5.95

  .34

 

    6.03

  .34

 

  7.95

  .29

S–0

 

 

 

 

 

 

 

 

 

 

 

S–1

  13.42

  .61

 

18.17

  .45

 

  18.48

  .44

 

25.67

  .32

S–2

  22.42

  .41

 

27.42

  .40

 

  27.58

  .40

 

35.17

  .39

S–3

  30.92

  .47

 

36.17

  .45

 

  36.26

  .45

 

44.17

  .44

S–4

341.42

  .49

 

46.92

  .48

 

347.0

  .48

 

55.17

  .47

S–4

 

 

 

 

 

 

 

 

 

 

 

S–5

  15.33

  .34

 

19.58

  .27

 

  19.92

  .27

 

27.58

  .19

S–6

  44.08

  .31

 

50.58

  .28

 

  50.72

  .29

 

61.08

  .26

H–0

 

 

 

 

 

 

 

 

 

 

 

H–1

    7.58

  .35

 

  9.33

  .28

 

    9.47

  .28

 

14.58

  .18

H–2

  22.58

  .16

 

27.08

  .13

 

  27.22

  .13

 

35.08

  .11

R–0

 

 

 

 

 

 

 

 

 

 

 

R–1

  35.25

  .08

 

55.00

  .05

 

  56.92

  .05

 

83.25

  .03

   

1 From Sabine River Authority.

2 When dye cloud was in subreach.

3 Estimated.

4 Flow-adjusted percent; that is, percent computed on the basis of about 22 rather than 36 g of dye potentially recoverable because of diversion of about 40 percent of streamflow to Mud Lake between sites H–1 and H–2.

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