Water Quality Table 5

Table 5. Nearshore water quality data collected by Surfrider in West Maui on January 10, 2024, in micrograms per liter (µg/L).

Parameters	DOH EAL: Surface Water Action Level for Marine Habitats (Ecological)1	Canoe Beach 1	Canoe Beach 2	Mala Tavern	Mala Ramp	Papalaua St	Lahaina Harbor	505 Front St.	Shark Pit	Olowalu
Metals (Dissolved)
Aluminum	—	4.47	4.850	4.540	18.300	5.680	13.7	11.700	9.400	3
Antimony	30	0.133	0.175	0.215	0.086	0.255	0.196	0.259	0.186	0.274
Arsenic	0.14	0.839	0.954	0.931	0.366	1.410	1.060	0.967	0.734	0.977
Beryllium	0.038	ND	0.005	ND	ND	ND	ND	ND	ND	ND
Cadmium	9.3	0.003	ND	0.003	0.003	0.006	0.01	0.005	0.005	0.003
Chromium	50	0.079	0.081	0.038	0.093	0.228	0.131	0.031	0.024	0.071
Cobalt	23	ND	ND	ND	0.018	ND	ND	ND	0.008	ND
Copper	2.9	0.114	0.125	0.317	0.817	2.310	1.26	0.239	0.217	0.169
Iron	—	ND	ND	ND	2.770	1.570	1.2	0.944	3.5	ND
Lead	5.6	ND	ND	ND	ND	ND	0.014	ND	ND	ND
Manganese	—	0.22	0.244	0.447	1.08	0.56	1.66	0.669	1.04	0.417
Mercury	0.025	ND	ND	ND	ND	ND	ND	ND	ND	ND
Molybdenum	370	13.539	13.2	16	4.95	14	11.8	18.3	14.2	19.2
Nickel	8.3	0.184	0.224	0.397	0.163	0.508	0.352	0.332	0.274	0.352
Selenium	71	ND	0.005	0.014	ND	0.011	ND	ND	0.006	0.01
Silver	0.1	0.308	0.341	0.243	0.271	0.321	0.284	0.258	0.226	0.215
Thallium	12	ND	ND	ND	ND	ND	ND	ND	ND	ND
Tin	—	ND	0.465	0.026	ND	ND	ND	0.012	0.014	0.095
Titanium	—	ND	ND	ND	0.159	ND	ND	ND	ND	ND
Vanadium	81	1.41	1.560	1.480	1.520	1.450	1.5	1.450	1.390	1.470
Zinc	86	ND	ND	ND	ND	1.210	1.820	ND	1.640	ND
Polycyclic Aromatic Hydrocarbons (PAHs)
Benzo[e]pyrene	—	ND	—	ND	ND	0.00165	ND	ND	ND	ND
Biphenyl	0.5	ND	—	ND	ND	0.00131	ND	ND	ND	ND
Chrysene	0.018	ND	—	ND	ND	0.00125	ND	ND	ND	ND
Fluoranthene	7.1	ND	—	ND	ND	0.00208	0.00277	ND	ND	ND
Naphthalene	12	ND	—	ND	ND	0.00184	ND	ND	ND	ND
Phenanthrene	4.6	ND	—	ND	ND	0.00329	0.00395	ND	ND	ND
Pyrene	10	ND	—	ND	ND	0.00251	0.00246	ND	ND	ND

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