Table 2.

Snow event sampling conducted with an ISCO automated water sampler. Samples were all collected at Sligo Creek, proximal to USGS station 1650800 in the Washington DC metro area. Δ in specific conductance denotes the minimum and maximum specific conductance values measured during the storm.

Snow Event	Sampling Initiated	Sampling Ceased	N	Δ in Specific Conductance μS/cm
1	1 March 2019, 20:23	2 March 2019, 19:23	24	902–1730
2	16 Decmeber 2020, 10:00	18 Decmeber 2020, 3:10	33	419–5130
3	25 January 2021, 17:30	26 January 2021, 17:00	48	682–3850
4	31 January 2021, 6:00	2 February 2021, 5:00	46	1330–12,500