Seawater Maintenance Log.xlsx

	A	B	C	D
1	Date (yyyymmdd)	Time (PST)	Task
2	20260903	0900-0940	clean optics and bleach lines
3	20260819	1100-1200	Bleached and emptied sediment
4	20260805	1100-1200	Bleached, emptied sediment, and cleaned nitrate, fluorescence, and ...
5	20260721	1600-1630	Emptied debubbler of sediment
6	20260616	1600-1630	Emptied debubbler of sediment
7	20260526	1000-1100	Bleached and emptied sediment
8	20260504	1200-1300	Bleached and cleaned nitrate and fluorescence
9	20260126	1000-1700	Got CTD back online. Cleaned optics
10	20250813	1100 - 1700	calibrated ph probe and transmissometer	,
11	20250812	1100-1600	changed all cables to SBE19, corrosion damage
12	20250709	1500-1700	added debubler
13	20250411	1000-1200	calibrated ph probe
14	20250409	1000	removed transmisometer
15	20250324	1010-1055	cleaned with bleach, removed flow meter. check for outflow in large clear tube left of ph probe
16	20250317	1500-1530	Cleaned, no bleach
17	20250311	1250-1330	Cleaned, no bleach
18	20250310	1100 - 1230
19	20250307	1700	Reset circuit breaker on weather station - TC
20	20250303	1530-1400	Cleaned. No bleach, fluometer stuck at zero, but there's flow-will keep an eye on it
21	20250222	830	reset circuit breaker on weather station (had been off since 02/18), invalid PAR readings after data transmission restarted
22	20250220	1500-1530	cleaned, no bleach
23	20250210	1450-1515	cleaned, no bleach
24	20250203	1515-1545	cleaned
25	20250130	1315-1345	cleaned
26	20250113	1200	bad numbers. hose had disconnected due to pressure buildup
27	20241218	1500-1530	cleaned. Flow meter stuck at 1.5. Talked to Jose about the issue
28	20241210-20241211	0900-1500	Repairs to leakon Sandholdt road, data appears to be affected (warm, low DO, low pH)
29	20241211	1340-1420	cleaned, tightened sediment trap base
30	20241205	1545-1630	cleaned, backwash overflow water. Called James and backwash needs to be cleaned. seawater system still functional
31	20241121	1430-1500	cleaned, tubing leaking at t-section
32	20241114	1340-1410	cleaned
33	20241107	1320-1355	cleaned
34	20241021	1330-1430	fixed flow, removed nitrate, cleaned
35	20241010	1300-1330	Repaired hose break that occurred around 2100 on 10/09/24. Cleaned
36	20240927	900-1000	cleaned and trained
37	20240917	0900-1600	swapped SBE19, calibrated ph
38	20240911	0900-0930	cleaned
39	20240823	14:00-14:30	flushed
40	20240820		took offline to install new hardware. optode is back in
41	20240808	0900-0930	flushed, calibrated SUNA. SUNA is noisy. Bulb likely failing.
42	20240726	1600-1620	cleaned
43	20240708	1130-1200	cleaned
44	20240702	1530	cleaned
45	20240626	1500	removed non responsive optode
46	20240510	0900-0930	cleaned
47	20240502	1315-1400	cleaned. found the flow off and a leak in some tubing. tube was replaced
48	20240422	1530-1600	cleaned and flushed system. suna was fouled reading 0
49	20240410	0900-1000	cleaned and tested synchro instrument
50	20240405	1520-1550	cleaned and flushed
51	20240402	910	checked wires to pH probe. there was a possible short. issue resolved
52	20240329	1500-1530	cleaned. pH reading low. keep watch possible corroded wire
53	20240320	1010-1045	cleaned
54	20240312	1600-1630	cleaned flow was found off
55	20240228	1330-1400	flushed system. nitrate reading high. possible calibration needed
56	20240216	1115-1145	flushed and cleaned
57	20240209	1215-1245	cleaned optics, flushed system, flow was found off.
58	20240125	1515-1530	cleaned optics, flushed system
59	20240112	1630-1700	cleaned optics
60	20240105	1650-1715	found flow off. flushed system
61	20231226	1140	CTD memory full on 12/19. cleared on 26th
62	20231218	1300	cleaned, system looked clean flow was good
63	20231208	1030-1050	cleaned
64	20231201	1645-1715	cleaned
65	20231121	1223	system was clogged. zero flow
66	20231113	1400-1430	cleaned and put fluorometer back inline. new calibration results tomorrow
67	20231027	1015-1045	cleaned and flushed. upon arrival flow was off
68	20231018	0850-0920	flushed system cleaned optics
69	20231012	1345-1500	cleaned and calibrated ph
70	20231002	1040-1100	cleaned fluoro, trans and pH, flushed system
71	20230921	1050-1115	cleaned fluoro, trans and pH
72	20230831	0900-1020	cleaned optics, flushed system
73	20230816	1030-1130	cleaned, calibrated SUNA
74	20230809	1000-1400	cleaned, calibrated pH and ODO. Took grab sample
75	20230802	1230-130	Flushed system cleaned optics
76	20230719	0915-0940	Flushed system cleaned optics
77	2023712	915-945	cleaned optics, flushed SUNA, connected to it via phone to run script. Successful
78	20230705	100-140	Flushed system cleaned optics
79	20230627	1230-130	Flushed system cleaned optics
80	20230621	900	optide serial unplugged
81	20230620	1300	Breaker tripped and power had been lost for a few days
82	20230616	0920-1000	flushed system cleaned optics
83	20230612		SUNA back online (bad connection)
84	20230607		flushed system cleaned optics
85	20230531	1000-1030	flushed system cleaned optics
86	20230524	900-1000	flushed system cleaned optics
87	20230517	900-1000	flushed system cleaned optics
88	20230511	1220	pH output did not match the readout. Corrosion in one connection. cleaned and that fixed the problem.
89	20230510	1000-1700	calibrated SUNA and optode. Grab samples taken. system flushed.
90	20230503	0915-1000	flushed system cleaned optics
91	20230405	1000-1100	flushed system cleaned optics
92	20230331	1550-1615	flushed system cleaned optics
93	20230322	945-1015	flushed system cleaned optics
94	20230307		Cleaned system
95	20230220	1521	CTD stopped responding on 2/19. Cleared memory even though there was plenty and restarted logging. This fixed the issue.
96	20230214	0920-1630	Cleaned, calibrated ph probe. Issues reconnecting solved.
97	20230208	1122-1140	routine cleaning
98	20230125	1050-1120	flush, clean optics and empty sediment trap
99	20230120	0930-0955	Routine cleaning and set up new PVC connector with Max
100	20230103	0930-1030	flushed lines. cleaned optics