Site 233

Lady Bird Lake at SRV statue

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Date	Time	Air Temp (C)	Water Temp (C)	Flow	pH	Nitrates-N (mg/L)	DO Avg (mg/L)	DO % Sat	Cond (µS/cm)	Days Since Rain	Field Rain Gauge (in.)	Secchi (M)	Transparency (M)	E.coli (cfu's)
02/16/2024	09:47	18	18	3	7.5	2	6.85	72.61	720	5	0		1.22
05/26/2019	11:46	28	24	3	7	< 1	6	70.8	440	4	0
04/30/2019	19:13	25	17	5	7	< 1	5.8	60.32	400	0	2
01/31/2019	17:30	16	13	2	7	< 1	7.9	75.84	410	0	1
12/23/2018	14:45	15	13	3	7	< 1	6.65	63.84	420	3	0
10/21/2018	13:15	18	16	4	7.5	< 1	8.8	89.76	230	2	5			1160
09/27/2018	18:47	24	23	5	7		5.95	69.02	510	2	2			190
08/28/2018	20:00	31	25	5	7	< 1	5.8	69.6	440	0	0
07/30/2018	18:00	35	29	2	7	< 1	5.9	75.52	400	2	0			110
07/30/2018	08:55	29.5	27	2	7.25	< 1	5.05	62.62	600	21	0		> 1.22
06/27/2018	09:00	27.5	27	3	7.43	< 1	6	74.4	460	8	0		> 1.22
06/24/2018	17:30	32	27	3	7	< 1	5.4	66.96	440	3	1			150
05/28/2018	18:10	33	26	3	7	< 1	5.8	70.76	460	2				160
04/30/2018	18:00	24	21	5	7	< 1	6.65	74.48	540	0	1			300
04/11/2018	17:09	28	21.5	2	6.88	< 1	6.7	75.71	580	14	0		> 1.22
03/31/2018	18:20	26	22	5	7	< 1	7.3	83.22	500	2				500
03/01/2018	17:10	16	18	3	7.72	< 2	8.6	91.16	570	6	0.07		> 1.22
01/29/2018	17:42	14	13	3	7	< 1	8.83	84.77	600	2
11/26/2017	14:37	24	20	3	7	< 1	6.3	69.3	570	2
10/30/2017	18:00	20.5	18	3	7	< 1	6.7	71.02	570	1				140
09/30/2017	08:10	19	21.5	3	7	< 1	5.25	59.32	530	1	15	.5
08/29/2017	18:29	29	25	3	7	< 1	6.65	79.8	480	2	22	.5
07/08/2017	09:13	28	26.5	1		< 1	6.12	75.28	480	1
06/04/2012	14:20	30.5	28.5		8		11.8	149.86	560	21	0
05/20/2012	13:20	28	26.5		8		9.4	115.62	550	6	0
09/07/2008	16:00	33.5	26		8	< 1	5.3	64.66	430	20	0
06/01/2008	16:00	34.5	22				5.9	67.26	440	10	0
04/06/2008	16:00	29	19		8	< 1	6.35	68.58	450	3	0
03/01/2008	12:30	26	17	1	7	< 1	7.75	80.6	490	14	0
10/18/2007	15:35	32	25.5	3	8		7.6	91.96	460	7	0
08/05/2007	16:00	30.5	25		8	< 1	5.9	70.8	380	4	0
07/08/2007	15:55	31	26	5	7.5	< 1	6.85	83.57	320	2
05/15/2007	14:30	29	25.5	3	8	< 1	6.6	79.86	510	4	0
04/01/2007	16:00	28	22	3	8	< 1	6.1	69.54	540	2
01/07/2007	15:45	15	13	3	7.5	< 1	8.2	78.72	540	1	0.56
12/03/2006	15:00	9	14.5	1	7.8	< 1	7.9		550	3
11/05/2006	16:00	22	19.5		7.8	< 1	7.25	79.03	530	0	0.11
09/03/2006	16:30	31.5	36.5	No Flow	8	< 1	5	71.5	480	7	0
08/05/2006	16:30	33	29	Normal	8	< 1	6.4	81.92	470	7	0
07/02/2006	16:30	26	25	Normal	7.8	< 1	7.1	85.2		0
05/07/2006	16:30	26	22	High	7.7	< 1	5.7	64.98	420	0.5
04/02/2006	16:30	29.5	21	Normal	8	< 1	7.1	79.52	480
03/12/2006	15:56	29.5	21.5	Normal	8.3	< 1	8.8	99.44	500	5	0
01/05/2006	17:10	18.5	14.5	Normal	8	< 1	9.05	89.6	540	30	0	> .3
12/04/2005	16:00	15	17	Normal	7.5	< 1	8.1	84.24	560	7	0	> 1
11/06/2005	16:00	28	22	Normal	7.6	< 1	7	79.8	530	6	0	> 1
09/14/2005	16:45	33.5	25	High	7.4	< 1	4.4	52.8	440	3	0.62
08/07/2005	16:00	33	27	Normal	7.1	< 1	5	62	480			> .8
07/10/2005	16:30	33	26.5	Low	7	< 1	5.7	70.11	460	2	0.48	> 1
06/05/2005	16:00	32	23	Normal	7	< 1	5.95	69.02	410	5	0
05/01/2005	16:15	21	20	High	7.3	< 1	7.8	85.8	480	2
04/03/2005	16:00	24	15.5	Normal	7.6	< 1	7.5	75.75	430	3
03/07/2005	16:00	26	15.5	Normal	7.4	< 1	8.6	86.86	440	0
02/06/2005	16:00	22	15	Normal	7.2	< 1	9.5	95	470	0	0.17
02/06/2005	16:25	22	15	Normal	7.3	< 1	8	80	460	0	0.17
02/05/2005	15:55	25.5	16	Low	7.8	< 1	8.2	83.64	520	5	0
01/02/2005	16:00	26	16	Normal	7.4	< 1	8.1	82.62	450	0	0.37
12/05/2004	16:00	18	18	High	7.5	< 1	8.2	86.92	430	0	0.05
11/07/2004	16:00	26	21.5	Normal	7.4	< 1	5.9	66.67	520	6	1.35
10/03/2004	16:00	29.5	25.5	Normal	7.4	< 1	5.45	65.95	470	1	1.94
08/01/2004	16:00	34	27	Normal	7.8	1	5.23	64.79	510	2	0.25	> .5
08/01/2004	16:00	34	31	Normal	7.8		5.2	68.64	450	2	0.25
07/05/2004	16:20	32.5	23	High	7.8	< 1	5.9	68.44	490			> .65
06/06/2004	15:30	32.5	22	High	7.9	< 1	6.3	71.82	490	1	2.5	> .3
06/06/2004	16:00	32.5	22	High	7.9	< 1	6.3	71.82	490	1	2.5	> .3
05/01/2004	16:20	16.5	19	High	7.4	< 1	6.9	74.52	490	1	0.4
04/04/2004	16:30	23	21.5	Normal	7.5	< 1	6.5	73.45	510	0
03/23/2004	15:40	21	19	Low	7.9		8	86.4	520	21		> .22
03/07/2004	10:30	21	16	Normal	7.1	< 1	7.3	74.46	530	3
03/07/2004	10:38	25	16	Normal	7.2	< 1	7.3	74.46	530	3	0.1
02/08/2004	10:20	9	13	Normal	7.8	< 1	9.55	91.68	550	3		> .3
02/08/2004	10:16	9	14	Normal	7.8	< 1	9.55	93.59	550	3
04/22/2003	17:00		19.03		7.5		7.23		494			> 1.8
04/06/2003	15:00		23.5		7.8		9		530			> 1.8
10/18/2002	16:05	24	23	Normal	7.7	< 1	6.2	71.92	400		0	1.2
04/18/2002	13:30	27.5	21	Normal	7.8	< 1	7.3	80.3	460	10	0	.3
12/10/2001	15:20	15.5	14.5		8	< 1	8.9	86.3	470	2	0	< .91
11/19/2001	15:00	13	18	High	7.8	< 1	9.1	94.1	480	0	0.14	.76
11/05/2001	17:00	23.5	22		7.8	< 1	8.6	96.3	600	23	0	< .46
10/28/2001	18:25	22	22	Normal	8.2	< 1	9.2	103	500		0
10/26/2001	16:05	23.5	21	Low	8	< 1	8.4	92.4	500	13	0	< .91
10/10/2001	15:56	27	24		8.1	< 1	8.6	99.2	520	1	0.1	< .91
10/08/2001	17:00	25	22	Low	7.9	< 1	8.5	95.2		0	0.1	< .61
10/01/2001	15:00	27	24	Low	7.9	< 1	9.3	107.9		8	0	< .91
09/25/2001	15:45	24.5	23.5	Normal	7.8	< 1	7.5	86.3		3	0.51	< .3
08/28/2001	14:04	27	25.5	Normal	7.9	< 1	5.7	67.8	380	0	5.33	.3
06/10/2001	17:05	30	24	Normal	7.9	< 1	7.3	84.7	650	1		7.55
05/12/2001	12:30	25	19	Normal	7.9	< 1	7.1	75.3	640			.37
04/18/2001	14:20	19.5	20	Normal	7.9	< 1	8.1	87.5	480	1	0.3			170
03/11/2001	16:10	19.5	13.6	Normal	8	< 1	11.2	106.6		0	0.7	.25
02/11/2001	16:05	8	5	Normal	7.7	< 1	12.2	95.2	660	0		< .3
01/14/2001	16:00	15	11.5	Normal	7.9	< 1	8.9	80.5	490	1		.45
12/17/2000	16:00	11	15	Normal	7.8	< 1	9	88.2	610			.3
12/10/2000	16:00	20	16	Normal	7.7	< 1	7.4	74	690		0.1	.35
11/26/2000	16:00	17	16	Normal	7.4	< 1	8.5	85	670	1
11/12/2000	16:00	10	17	Normal	7.7	< 2	8	81.6	580	0
04/18/2000	13:30	25	23	Normal	8.2	< 1	8.2	93.5		3	1
01/09/2000	12:15	21	14		7.7	< 1	9	86.4		1
12/12/1999	13:00	13.5	17	High	7.8	< 1	8.1	82.6		0	0.5
11/17/1999	17:30	22.5	20	Normal	7.9	< 1	9.5	102.6		18