Table 5 for WRIR02-4124

TABLE 5 FOR WATER-RESOURCES INVESTIGATIONS REPORT 02-4124

Table 5. Selected organic constituent concentrations (from total ion chromatogram scan) in water samples collected from the Pearson Creek and Wilsons Creek Basins [B, base-flow sample; S, stormwater sample; <, less than; E, estimated value from laboratory]
Station name	Station number	Sample type	Date	Time	Acenaph-thene	Acenaph-thylene	Anthracene	Azo-benzene	Benz[ a ]- anthra-cene	Benzo[ a ]-pyrene	Benzo[ b ]-fluor-anthene	Benzo-[ g , h , i ]- perylene	Benzo[ k ]-fluor-anthene	Bis(2-Chloro-ethoxy)-methane

Jones Branch	07050680	B	08/19/99	0825	<1.9	<1.9	0.02	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Jones Branch	07050680	S	10/09/99	0751	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Jones Branch	07050680	S	11/23/99	0339	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Jones Branch	07050680	B	06/07/00	1200	<1.9	<1.9	.01	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Jones Branch	07050680	S	06/28/00	1245	<1.9	E.01	E.02	<2.1	E.01	<2.8	<3.0	<3.0	<3.2	<2.6
Jones Branch	07050680	S	07/12/00	1206	E.01	E.02	E.04	<2.1	E.02	E.02	E.03	<3.0	E.02	<2.6

Pearson Creek	07050690	B	08/18/99	1715	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Pearson Creek	07050690	S	11/23/99	0501	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Pearson Creek	07050690	B	06/07/00	1330	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Pearson Creek	07050690	S	06/28/00	0750	E.01	E.01	E.02	<2.1	E.05	E.08	E.14	E.05	E.11	<2.6
Pearson Creek	07050690	S	07/12/00	0612	<1.9	E.01	E.02	<2.1	E.04	E.07	E.08	E.10	E.05	<2.6

Wilsons Creek at Scenic Drive	07052000	B	08/19/99	0950	.01	<1.9	.01	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Wilsons Creek at Scenic Drive	07052000	S	08/23/99	0820	.03	<1.9	.21	<2.1	.40	.77	1.1	.73	.65	<2.6
Wilsons Creek at Scenic Drive	07052000	S	11/22/99	0723	.07	.03	.09	<2.1	.47	.74	1.4	.67	.52	<2.6
Wilsons Creek at Scenic Drive	07052000	S	02/17/00	1018	E.16	E.13	E.45	<2.1	E1.9	3.1	3.8	4.6	2.5	<2.6
Wilsons Creek at Scenic Drive	07052000	S	05/01/00	0316	E.12	E.10	E.36	<2.1	E1.0	E1.3	E1.4	E1.1	E1.3	<2.6
Wilsons Creek at Scenic Drive	07052000	B	06/08/00	1310	<1.9	<1.9	.02	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Wilsons Creek at Scenic Drive	07052000	S	07/20/00	0933	E.15	E.15	E.41	<2.1	E1.5	E1.8	E1.9	E1.4	E1.8	<2.6

Wilsons Creek near Springfield	07052100	S	08/23/99	1054	<1.9	<1.9	.08	<2.1	.09	.25	.34	.21	.17	<2.6
Wilsons Creek near Springfield	07052100	S	11/23/99	0318	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Wilsons Creek near Springfield	07052100	S	02/17/00	1411	E.07	E.05	E.16	<2.1	E.74	E1.2	E1.7	E2.1	E1.2	<2.6
Wilsons Creek near Springfield	07052100	S	05/01/00	0519	E.04	E.05	E.15	<2.1	E.34	E.55	E.71	E.55	E.59	<2.6
Wilsons Creek near Springfield	07052100	S	07/12/00	0451	E.07	E.09	E.19	<2.1	E.64	E.88	E1.1	E1.3	E.86	<2.6

South Creek	07052120	S	11/23/99	0310	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
South Creek	07052120	S	02/17/00	0921	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
South Creek	07052120	S	05/09/00	1306	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	E.03	<3.0	E.02	<2.6
South Creek	07052120	S	07/20/00	1134	<1.9	<1.9	E.02	<2.1	E.02	<2.8	E.03	<3.0	E.02	<2.6

Wilsons Creek near Battlefield	07052160	B	08/18/99	1435	<1.9	<1.9	<2.0	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Wilsons Creek near Battlefield	07052160	S	11/23/99	0540	<1.9	<1.9	<2.0	<2.1	.07	<2.8	<3.0	<3.0	<3.2	<2.6
Wilsons Creek near Battlefield	07052160	S	02/17/00	1710	E.06	E.06	E.13	<2.1	E.65	E1.0	E1.3	E1.6	E.90	<2.6
Wilsons Creek near Battlefield	07052160	B	06/08/00	0830	<1.9	<1.9	.02	<2.1	<2.4	<2.8	<3.0	<3.0	<3.2	<2.6
Wilsons Creek near Battlefield	07052160	S	06/29/00	1030	E.01	E.02	E.05	<2.1	E.09	E.14	E.26	E.06	E.20	<2.6
Wilsons Creek near Battlefield	07052160	S	07/12/00	0806	E.02	E.02	E.02	<2.1	E.02	E.03	E.05	E.06	E.05	<2.6

Table 5. Selected organic constituent concentrations (from total ion chromatogram scan) in water samples collected from the Pearson Creek and Wilsons Creek Basins (Continued)
Station name	Station number	Sample type	Date	Time	Bis(2-Chloro-ethyl)- ether	Bis(2-Chloro- isopropyl)- ether	Bis(2-Ethylhexyl)-phthalate	4-Bromo-phenyl-phenylether	Butyl- benzyl - phthalate	4-Chloro- 3-Methyl-phenol	2-Chloro-naphthalene	2-Chloro-phenol	4-Chloro-phenyl-phenylether	Chrysene

Jones Branch	07050680	B	08/19/99	0825	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Jones Branch	07050680	S	10/09/99	0751	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Jones Branch	07050680	S	11/23/99	0339	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Jones Branch	07050680	B	06/07/00	1200	<2.2	<2.2	<19	<2.1	2.9	<3.0	<1.9	<2.4	<2.2	<2.7
Jones Branch	07050680	S	06/28/00	1245	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.03
Jones Branch	07050680	S	07/12/00	1206	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.05

Pearson Creek	07050690	B	08/18/99	1715	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Pearson Creek	07050690	S	11/23/99	0501	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Pearson Creek	07050690	B	06/07/00	1330	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Pearson Creek	07050690	S	06/28/00	0750	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.08
Pearson Creek	07050690	S	07/12/00	0612	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.08

Wilsons Creek at Scenic Drive	07052000	B	08/19/99	0950	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Wilsons Creek at Scenic Drive	07052000	S	08/23/99	0820	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	1.0
Wilsons Creek at Scenic Drive	07052000	S	11/22/99	0723	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	1.3
Wilsons Creek at Scenic Drive	07052000	S	02/17/00	1018	<2.2	<2.2	4.0	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	4.3
Wilsons Creek at Scenic Drive	07052000	S	05/01/00	0316	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E1.7
Wilsons Creek at Scenic Drive	07052000	B	06/08/00	1310	<2.2	<2.2	<19	<2.1	2.5	<3.0	<1.9	<2.4	<2.2	<2.7
Wilsons Creek at Scenic Drive	07052000	S	07/20/00	0933	<2.2	<2.2	E2.9	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E2.6

Wilsons Creek near Springfield	07052100	S	08/23/99	1054	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	.28
Wilsons Creek near Springfield	07052100	S	11/23/99	0318	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Wilsons Creek near Springfield	07052100	S	02/17/00	1411	<2.2	<2.2	E2.0	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E1.8
Wilsons Creek near Springfield	07052100	S	05/01/00	0519	<2.2	<2.2	E3.2	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.73
Wilsons Creek near Springfield	07052100	S	07/12/00	0451	<2.2	<2.2	E3.6	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E1.2

South Creek	07052120	S	11/23/99	0310	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
South Creek	07052120	S	02/17/00	0921	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.01
South Creek	07052120	S	05/09/00	1306	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.03
South Creek	07052120	S	07/20/00	1134	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.05

Wilsons Creek near Battlefield	07052160	B	08/18/99	1435	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Wilsons Creek near Battlefield	07052160	S	11/23/99	0540	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	.14
Wilsons Creek near Battlefield	07052160	S	02/17/00	1710	<2.2	<2.2	E2.0	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E1.2
Wilsons Creek near Battlefield	07052160	B	06/08/00	0830	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	<2.7
Wilsons Creek near Battlefield	07052160	S	06/29/00	1030	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.18
Wilsons Creek near Battlefield	07052160	S	07/12/00	0806	<2.2	<2.2	<19	<2.1	<4.2	<3.0	<1.9	<2.4	<2.2	E.06

Table 5. Selected organic constituent concentrations (from total ion chromatogram scan) in water samples collected from the Pearson Creek and Wilsons Creek Basins (Continued)
Station name	Station number	Sample type	Date	Time	Dibenz[ a , h ]-anthracene	3,3'-Dichloro-benzidene	1,2-Dichloro-benzene	1,3-Dichloro-benzene	1,4-Dichloro-benzene	2,4-Dichloro-phenol	Diethyl phthalate	2,4-Dimethyl-phenol	Dimethyl phthalate

Jones Branch	07050680	B	08/19/99	0825	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Jones Branch	07050680	S	10/09/99	0751	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Jones Branch	07050680	S	11/23/99	0339	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Jones Branch	07050680	B	06/07/00	1200	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Jones Branch	07050680	S	06/28/00	1245	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Jones Branch	07050680	S	07/12/00	1206	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4

Pearson Creek	07050690	B	08/18/99	1715	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Pearson Creek	07050690	S	11/23/99	0501	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Pearson Creek	07050690	B	06/07/00	1330	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Pearson Creek	07050690	S	06/28/00	0750	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Pearson Creek	07050690	S	07/12/00	0612	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4

Wilsons Creek at Scenic Drive	07052000	B	08/19/99	0950	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Wilsons Creek at Scenic Drive	07052000	S	08/23/99	0820	.37	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Wilsons Creek at Scenic Drive	07052000	S	11/22/99	0723	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Wilsons Creek at Scenic Drive	07052000	S	02/17/00	1018	E1.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	E.05	<2.4
Wilsons Creek at Scenic Drive	07052000	S	05/01/00	0316	E.26	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Wilsons Creek at Scenic Drive	07052000	B	06/08/00	1310	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	E.04	<2.4
Wilsons Creek at Scenic Drive	07052000	S	07/20/00	0933	E.39	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4

Wilsons Creek near Springfield	07052100	S	08/23/99	1054	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Wilsons Creek near Springfield	07052100	S	11/23/99	0318	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Wilsons Creek near Springfield	07052100	S	02/17/00	1411	E.62	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	E.09	<2.4
Wilsons Creek near Springfield	07052100	S	05/01/00	0519	E.12	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	E.21	<2.4
Wilsons Creek near Springfield	07052100	S	07/12/00	0451	E.32	<2.4	<2.0	<1.9	<1.9	E.06	<2.4	<3.4	<2.4

South Creek	07052120	S	11/23/99	0310	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
South Creek	07052120	S	02/17/00	0921	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
South Creek	07052120	S	05/09/00	1306	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
South Creek	07052120	S	07/20/00	1134	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4

Wilsons Creek near Battlefield	07052160	B	08/18/99	1435	<3.4	<2.4	.02	.04	.04	<2.9	<2.4	<3.4	<2.4
Wilsons Creek near Battlefield	07052160	S	11/23/99	0540	<3.4	<2.4	<2.0	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Wilsons Creek near Battlefield	07052160	S	02/17/00	1710	E.46	<2.4	E.02	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Wilsons Creek near Battlefield	07052160	B	06/08/00	0830	<3.4	<2.4	E.17	<1.9	<1.9	<2.9	<2.4	<3.4	<2.4
Wilsons Creek near Battlefield	07052160	S	06/29/00	1030	<3.4	<2.4	<2.0	<1.9	<1.9	E.02	<2.4	<3.4	<2.4
Wilsons Creek near Battlefield	07052160	S	07/12/00	0806	<3.4	<2.4	E.02	<1.9	<1.9	E.04	<2.4	<3.4	<2.4

Table 5. Selected organic constituent concentrations (from total ion chromatogram scan) in water samples collected from the Pearson Creek and Wilsons Creek Basins (Continued)
Station name	Station number	Sample type	Date	Time	Di-n-butyl-phthalate	Di- n-octyl-phthalate	2,4-Dinitro-phenol	2,4-Dinitro-toluene	2,6-Dinitro-toluene	Fluor-anthene	Fluorene	Hexachloro-benzene	Hexachloro-butadiene
Jones Branch	07050680	B	08/19/99	0825	<2.9	<5.0	<4.3	<2.6	<2.4	<2.3	0.01	<2.1	<2.6
Jones Branch	07050680	S	10/09/99	0751	<2.9	<5.0	<4.3	<2.6	<2.4	<2.3	<2.0	<2.1	<2.6
Jones Branch	07050680	S	11/23/99	0339	<2.9	<5.0	<4.3	<2.6	<2.4	<2.3	<2.0	<2.1	<2.6
Jones Branch	07050680	B	06/07/00	1200	<2.9	<5.0	<4.3	<2.6	<2.4	.01	<2.0	<2.1	<2.6
Jones Branch	07050680	S	06/28/00	1245	<2.9	<5.0	<4.3	<2.6	<2.4	E.07	E.02	<2.1	<2.6
Jones Branch	07050680	S	07/12/00	1206	<2.9	<5.0	<4.3	<2.6	<2.4	E.07	E.01	<2.1	<2.6

Pearson Creek	07050690	B	08/18/99	1715	<2.9	<5.0	<4.3	2.6	<2.4	<2.3	<2.0	<2.1	<2.6
Pearson Creek	07050690	S	11/23/99	0501	<2.9	<5.0	<4.3	<2.6	<2.4	<2.3	<2.0	<2.1	<2.6
Pearson Creek	07050690	B	06/07/00	1330	<2.9	<5.0	<4.3	<2.6	<2.4	<2.3	<2.0	<2.1	<2.6
Pearson Creek	07050690	S	06/28/00	0750	<2.9	<5.0	<4.3	<2.6	<2.4	E.14	E.02	<2.1	<2.6
Pearson Creek	07050690	S	07/12/00	0612	<2.9	<5.0	E2.4	<2.6	<2.4	E.12	E.01	<2.1	<2.6

Wilsons Creek at Scenic Drive	07052000	B	08/19/99	0950	<2.9	<5.0	<4.3	<2.6	<2.4	<2.3	.01	<2.1	<2.6
Wilsons Creek at Scenic Drive	07052000	S	08/23/99	0820	<2.9	<5.0	<4.3	<2.6	<2.4	1.4	.04	<2.1	<2.6
Wilsons Creek at Scenic Drive	07052000	S	11/22/99	0723	<2.9	<5.0	<4.3	<2.6	<2.4	2.1	.07	<2.1	<2.6
Wilsons Creek at Scenic Drive	07052000	S	02/17/00	1018	<2.9	<5.0	5.8	<2.6	<2.4	7.3	E.21	<2.1	<2.6
Wilsons Creek at Scenic Drive	07052000	S	05/01/00	0316	<2.9	<5.0	E2.0	<2.6	<2.4	2.9	E.14	<2.1	<2.6
Wilsons Creek at Scenic Drive	07052000	B	06/08/00	1310	<2.9	<5.0	<4.3	<2.6	<2.4	.03	<2.0	<2.1	<2.6
Wilsons Creek at Scenic Drive	07052000	S	07/20/00	0933	<2.9	<5.0	<4.3	<2.6	<2.4	3.2	E.16	<2.1	<2.6

Wilsons Creek near Springfield	07052100	S	08/23/99	1054	<2.9	<5.0	<4.3	<2.6	<2.4	.41	<2.0	<2.1	<2.6
Wilsons Creek near Springfield	07052100	S	11/23/99	0318	<2.9	<5.0	<4.3	<2.6	<2.4	<2.3	<2.0	<2.1	<2.6
Wilsons Creek near Springfield	07052100	S	02/17/00	1411	<2.9	<5.0	5.0	<2.6	<2.4	3.3	E.09	<2.1	<2.6
Wilsons Creek near Springfield	07052100	S	05/01/00	0519	<2.9	<5.0	<4.3	<2.6	<2.4	E1.1	E.04	<2.1	<2.6
Wilsons Creek near Springfield	07052100	S	07/12/00	0451	<2.9	<5.0	<4.3	<2.6	<2.4	E1.4	E.07	<2.1	<2.6

South Creek	07052120	S	11/23/99	0310	<2.9	<5.0	<4.3	<2.6	<2.4	<2.3	<2.0	<2.1	<2.6
South Creek	07052120	S	02/17/00	0921	<2.9	<5.0	4.4	<2.6	<2.4	<2.3	<2.0	<2.1	<2.6
South Creek	07052120	S	05/09/00	1306	<2.9	<5.0	<4.3	<2.6	<2.4	E.06	<2.0	<2.1	<2.6
South Creek	07052120	S	07/20/00	1134	<2.9	<5.0	<4.3	<2.6	<2.4	E.11	<2.0	<2.1	<2.6

Wilsons Creek near Battlefield	07052160	B	08/18/99	1435	<2.9	<5.0	<4.3	<2.6	<2.4	<2.3	<2.0	<2.1	<2.6
Wilsons Creek near Battlefield	07052160	S	11/23/99	0540	<2.9	<5.0	<4.3	<2.6	<2.4	.19	<2.0	<2.1	<2.6
Wilsons Creek near Battlefield	07052160	S	02/17/00	1710	<2.9	<5.0	E3.9	<2.6	<2.4	E2.3	E.07	<2.1	<2.6
Wilsons Creek near Battlefield	07052160	B	06/08/00	0830	<2.9	<5.0	<4.3	<2.6	<2.4	.03	<2.0	<2.1	<2.6
Wilsons Creek near Battlefield	07052160	S	06/29/00	1030	<2.9	<5.0	<4.3	<2.6	<2.4	E.31	E.05	<2.1	<2.6
Wilsons Creek near Battlefield	07052160	S	07/12/00	0806	<2.9	<5.0	E2.5	<2.6	<2.4	E.11	E.02	<2.1	<2.6

Table 5. Selected organic constituent concentrations (from total ion chromatogram scan) in water samples collected from the Pearson Creek and Wilsons Creek Basins (Continued)
Station name	Station number	Sample type	Date	Time	Hexachloro-cyclopenta-diene	Hexachloro-ethane	Indeno-[1,2,3- c , d ]-pyrene	Isophorone	2-Methyl, 4,6-dinitrphenol	Naphtha-lene	Nitro-benzene	2-Nitro-phenol	4-Nitro-phenol

Jones Branch	07050680	B	08/19/99	0825	<2.0	<2.0	<3.0	<2.1	<3.2	<2.1	<2.1	<2.8	<2.6
Jones Branch	07050680	S	10/09/99	0751	<2.0	<2.0	<3.0	<2.1	<3.2	<2.1	<2.1	<2.8	<2.6
Jones Branch	07050680	S	11/23/99	0339	<2.0	<2.0	<3.0	<2.1	<3.2	<2.1	<2.1	<2.8	<2.6
Jones Branch	07050680	B	06/07/00	1200	<2.0	<2.0	<3.0	E.02	<3.2	<2.1	<2.1	<2.8	<2.6
Jones Branch	07050680	S	06/28/00	1245	<2.0	<2.0	<3.0	E.04	<3.2	<2.1	<2.1	<2.8	.55
Jones Branch	07050680	S	07/12/00	1206	<2.0	<2.0	E.07	E.05	<3.2	E.02	<2.1	<2.8	E.63

Pearson Creek	07050690	B	08/18/99	1715	<2.0	<2.0	<3.0	<2.1	<3.2	<2.1	<2.1	<2.8	<2.6
Pearson Creek	07050690	S	11/23/99	0501	<2.0	<2.0	<3.0	<2.1	<3.2	<2.1	<2.1	<2.8	<2.6
Pearson Creek	07050690	B	06/07/00	1330	<2.0	<2.0	<3.0	E.03	<3.2	<2.1	<2.1	<2.8	<2.6
Pearson Creek	07050690	S	06/28/00	0750	<2.0	<2.0	E.08	E.04	<3.2	<2.1	<2.1	<2.8	E.67
Pearson Creek	07050690	S	07/12/00	0612	<2.0	<2.0	E.10	E.09	<3.2	<2.1	<2.1	<2.8	E.82

Wilsons Creek at Scenic Drive	07052000	B	08/19/99	0950	<2.0	<2.0	<3.0	.02	<3.2	<2.1	<2.1	<2.8	<2.6
Wilsons Creek at Scenic Drive	07052000	S	08/23/99	0820	<2.0	<2.0	1.2	.05	<3.2	.05	<2.1	<2.8	1.9
Wilsons Creek at Scenic Drive	07052000	S	11/22/99	0723	<2.0	<2.0	.63	.11	<3.2	<2.1	<2.1	<2.8	<2.6
Wilsons Creek at Scenic Drive	07052000	S	02/17/00	1018	<2.0	<2.0	5.5	E.03	E.89	E.22	<2.1	E.25	E2.4
Wilsons Creek at Scenic Drive	07052000	S	05/01/00	0316	<2.0	<2.0	E1.3	E.10	<3.2	E.16	<2.1	E.55	E2.0
Wilsons Creek at Scenic Drive	07052000	B	06/08/00	1310	<2.0	<2.0	<3.0	E.02	<3.2	<2.1	<2.1	<2.8	<2.6
Wilsons Creek at Scenic Drive	07052000	S	07/20/00	0933	<2.0	<2.0	E1.6	E.05	<3.2	.10	<2.1	<2.8	E1.2

Wilsons Creek near Springfield	07052100	S	08/23/99	1054	<2.0	<2.0	.38	.04	<3.2	<2.1	<2.1	<2.8	<2.6
Wilsons Creek near Springfield	07052100	S	11/23/99	0318	<2.0	<2.0	<3.0	<2.1	<3.2	<2.1	<2.1	<2.8	<2.6
Wilsons Creek near Springfield	07052100	S	02/17/00	1411	<2.0	<2.0	E2.9	E.04	E.93	E.09	<2.1	E.27	E2.1
Wilsons Creek near Springfield	07052100	S	05/01/00	0519	<2.0	<2.0	E.69	E.08	<3.2	E.05	<2.1	E.56	E1.4
Wilsons Creek near Springfield	07052100	S	07/12/00	0451	<2.0	<2.0	E1.2	E.07	<3.2	E.09	<2.1	<2.8	3.1

South Creek	07052120	S	11/23/99	0310	<2.0	<2.0	<3.0	.05	<3.2	<2.1	<2.1	<2.8	<2.6
South Creek	07052120	S	02/17/00	0921	<2.0	<2.0	<3.0	E.04	E.51	<2.1	<2.1	E.27	E1.5
South Creek	07052120	S	05/09/00	1306	<2.0	<2.0	<3.0	<2.1	<3.2	<2.1	<2.1	<2.8	E.14
South Creek	07052120	S	07/20/00	1134	<2.0	<2.0	<3.0	<2.1	<3.2	<2.1	<2.1	<2.8	E.26

Wilsons Creek near Battlefield	07052160	B	08/18/99	1435	<2.0	<2.0	<3.0	.02	<3.2	<2.1	<2.1	<2.8	<2.6
Wilsons Creek near Battlefield	07052160	S	11/23/99	0540	<2.0	<2.0	<3.0	.09	<3.2	<2.1	<2.1	<2.8	<2.6
Wilsons Creek near Battlefield	07052160	S	02/17/00	1710	<2.0	<2.0	E2.2	E.03	E.52	E.08	<2.1	E.22	E1.3
Wilsons Creek near Battlefield	07052160	B	06/08/00	0830	<2.0	<2.0	<3.0	E.03	<3.2	<2.1	<2.1	<2.8	<2.6
Wilsons Creek near Battlefield	07052160	S	06/29/00	1030	<2.0	<2.0	E.07	E.06	<3.2	<2.1	<2.1	<2.8	<2.6
Wilsons Creek near Battlefield	07052160	S	07/12/00	806	<2.0	<2.0	E.06	E.07	<3.2	E.03	<2.1	<2.8	E2.1

Table 5. Selected organic constituent concentrations (from total ion chromatogram scan) in water samples collected from the Pearson Creek and Wilsons Creek Basins (Continued)
Station name	Station number	Sample type	Date	Time	N-Nitro-sodimethyl-amine	N-Nitrosodi- n-propyl-amine	N-Nitro-sodiphenyl-amine	Penta-chloro-phenol	Phen-anthrene	Phenol	Pyrene	1,2,4-Trichloro-benzene	2,4,6-Trichloro-phenol

Jones Branch	07050680	B	08/19/99	0825	<2.8	<2.4	<3.2	<3.5	0.03	<3.4	<2.2	<2.2	<2.8
Jones Branch	07050680	S	10/09/99	0751	<2.8	<2.4	<3.2	<3.5	<2.0	<3.4	<2.2	<2.2	<2.8
Jones Branch	07050680	S	11/23/99	0339	<2.8	<2.4	<3.2	<3.5	<2.0	<3.4	<2.2	<2.2	<2.8
Jones Branch	07050680	B	06/07/00	1200	<2.8	<2.4	<3.2	1.2	.02	<3.4	.01	<2.2	<2.8
Jones Branch	07050680	S	06/28/00	1245	<2.8	<2.4	<3.2	E.97	E.04	<3.4	E.04	<2.2	<2.8
Jones Branch	07050680	S	07/12/00	1206	<2.8	<2.4	<3.2	E1.3	E.05	<3.4	E.04	<2.2	<2.8

Pearson Creek	07050690	B	08/18/99	1715	<2.8	<2.4	<3.2	<3.5	<2.0	<3.4	<2.2	<2.2	<2.8
Pearson Creek	07050690	S	11/23/99	0501	<2.8	<2.4	<3.2	<3.5	<2.0	<3.4	<2.2	<2.2	<2.8
Pearson Creek	07050690	B	06/07/00	1330	<2.8	<2.4	<3.2	<3.5	<2.1	<3.4	<2.2	<2.2	<2.8
Pearson Creek	07050690	S	06/28/00	0750	<2.8	<2.4	<3.2	E.54	E.09	<3.4	E.11	<2.2	<2.8
Pearson Creek	07050690	S	07/12/00	0612	<2.8	<2.4	<3.2	E.71	E.05	<3.4	E.09	<2.2	<2.8

Wilsons Creek at Scenic Drive	07052000	B	08/19/99	0950	<2.8	<2.4	<3.2	<3.5	.03	<3.4	<2.2	<2.2	<2.8
Wilsons Creek at Scenic Drive	07052000	S	08/23/99	0820	<2.8	<2.4	<3.2	1.3	.49	<3.4	1.0	<2.2	<2.8
Wilsons Creek at Scenic Drive	07052000	S	11/22/99	0723	<2.8	<2.4	<3.2	<3.5	.88	<3.4	1.5	<2.2	&l