Water Sampling Results for Patapsco River - Southwest Park tidal waters

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Water Sampling Results

Recreational Waters

Patapsco River (Southwest Park - Tidal Water)

October 21, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	90	80	80	80	50	140	120	140

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	92.62	54.20	4.14	10.61	8.06	2.19	133.40	29.00	High	SW 0-5	0.00"

October 5, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	100	20	20	20	60	60	30	50

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	37.96	66.80	16.30	6.12	7.86	9.54	88.80	20.30	High	SW 5-10	0.00"

September 22, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	290	290	160	120	140	180	100	140

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	165.74	73.40	17.20	9.51	8.05	9.96	126.90	17.50	High	SE 0-5	0.00"

September 8, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	700	380	360	500	340	190	60	80

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	249.14	74.20	11.51	5.75	7.17	6.47	72.90	37.60	High	NE 10-15	0.25"

August 25, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	–	–	–	–	80	30	30	10

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	29.12	–	–	–	–	–	–	–	High	Calm	0.00"

August 11, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	>2010	>2010	>2010	2010	2010	1650	950	>2010

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	1897.58	81.20	12.53	4.21	8.23	7.20	87.40	16.70	High	NW 0-5	0.50"

July 28, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	50	60	40	50	80	140	50	20

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	53.50	81.90	12.77	5.33	8.51	7.35	74.90	28.40	High	S 5-10	0.00"

July 15, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	50	20	20	<10	<10	50	20	<10

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	8.17	79.40	13.28	4.86	9.18	7.64	64.30	12.40	High	SW 0-5	0.00"

June 30, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	>2010	700	830	410	100	60	110	30

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	235.56	76.10	13.25	3.47	8.34	7.45	46.30	31.70	High	S 0-5	0.00"

June 15, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	40	10	20	10	10	20	20	<10

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	11.56	78.30	7.71	4.04	8.51	4.30	51.10	19.70	High	SE 0-5	0.00"

June 1, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	110	100	180	50	40	140	210	120

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	104.26	68.30	1.53	5.56	8.16	0.70	64.40	42.90	Low	S 0-5	0.00"

May 18, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	160	290	250	150	140	50	50	60

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	117.58	63.50	8.47	10.45	9.10	4.69	117.10	29.70	Low	NW 10-15	0.00"

May 4, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	>2010	1450	1650	>2010	2010	>2010	2010	830

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	1685.53	58.80	0.376	8.14	7.80	0.18	83.00	31.40	Low	NE 5-10	0.83"

April 22, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	190	180	160	250	210	210	190	210

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	198.46	55.70	0.559	8.72	7.73	0.21	84.20	34.60	High	SW 0-5	0.15"

April 9, 2009
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	20	30	30	20	40	30	20	20

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	25.39	51.70	6.98	9.34	7.80	4.36	88.50	36.80	Low	NW 10-15	0.25"

November 17, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	160	340	620	830	950	1090	890	890

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	623.91	48.60	8.69	11.22	8.20	4.72	102.30	11.90	Low	NW 5-10	0.00"

November 5, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	80	50	40	30	80	80	<10	10

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	27.28	56.40	14.34	11.36	8.20	8.21	115.30	4.70	Low	NE 5	0.00"

October 20, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	50	30	60	20	10	20	10	<10

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	15.65	–	–	–	–	–	–	–	High	Calm	0.00"

– data not available

October 6, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	80	150	100	160	110	100	50	40

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	89.78	64.60	10.25	8.62	8.09	5.73	97.80	15.20	Low	N 0-5	0.00"

September 22, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	180	110	50	90	20	80	50	50

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	65.91	71.70	13.45	9.93	8.82	7.71	120.70	24.20	High	NE 10-15	0.00"

September 9, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	80	50	40	50	50	90	20	10

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	40.47	79.10	14.35	6.90	8.41	8.23	78.20	14.30	High	S 5-10	0.00"

August 25, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	>2010	>2010	1010	780	740	250	190	100

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	570.28	79.70	14.51	6.02	8.83	8.68	80.30	29.10	High	Calm	0.00"

August 11, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	80	240	30	40	50	110	20	40

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	56.33	77.30	10.52	6.48	8.12	5.90	83.00	29.80	Low	NW 5-10	0.00"

July 28, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	250	450	240	270	190	240	90	110

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	206.37	78.90	0.789	2.81	5.67	0.787	1.45	61.20	Low	NW 0-5	0.68"

July 14, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	>2010	1300	2010	>2010	2010	1650	2010	2010

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	1857.05	79.40	1.87	4.03	7.90	0.95	51.00	74.90	High	NW 0-5	0.75"

June 30, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	1300	1180	430	140	190	150	90	50

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	242.20	79.60	4.90	4.80	7.65	2.75	62.40	20.20	Low	W 5-10	0.00"

June 16, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	150	10	80	20	80	30	40	110

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	47.36	80.70	4.08	5.03	7.89	2.16	65.60	25.20	High	SW 5-10	0.00"

June 2, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	<10	20	<10	10	10	20	10	10

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	6.68	71.60	2.05	7.76	8.04	1.02	90.30	13.60	Low	NW 5-10	0.17"

May 19, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	210	140	250	190	140	80	90	110

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	140.84	61.40	6.34	7.27	7.58	2.62	77.20	9.80	High	NW 10-20	0.20"

May 8, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	<10	<10	<10	30	<10	<10	<10	<10

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	1.52	65.80	10.27	9.28	8.53	5.83	105.40	8.00	High	SW 15-20	0.00"

April 23, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	90	50	90	30	30	50	30	120

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	53.34	61.90	0.49	7.24	7.70	0.22	77.00	41.60	High	S 2	0.00"

April 7, 2008
Sampling ID Numbers	3	4	5	6	7	8	9	10
Results (Enterococci MPN)	20	60	30	40	40	20	10	10

Other Parameters	Geo Mean	Temp º F	SpC mS/cm	DO mg/L	pH	Salinity PSS	DO %	Turbidity NTU	Tide	Wind	Rain 24 hr
Results	24.13	49.90	6.92	10.84	7.66	3.76	99.40	22.40	High	NE 5	0.03"

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Revised October 23, 2009

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