{"query":{"parameter":"acrolein","place":"US-OR","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-OR","US"],"parameter_keys":["cas:107-02-8","cas:922-63-4"],"names_matched":[["acrolein","cas:107-02-8"],["2 ethyl acrolein","cas:922-63-4"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order; rows for a marine receiving water after the rest, as none of the place's own rows names a marine, salt, estuarine, coastal or ocean water"},"total":11,"offset":0,"returned":11,"next_offset":null,"rows":[{"id":"18259f87f1fbcd4b","parameter":"Acrolein","value":"0.88","value_num":0.88,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:107-02-8","place":["US-OR"],"conditions":["waters where both fishing and domestic water supply (public and private) are designated uses (OAR 340-041-8033 Table 40)"],"cite":{"instrument":"us_or_wqs","title":"Oregon OAR 340-041-8033: Table 30 aquatic life criteria for toxic pollutants (freshwater and saltwater acute/chronic) and Table 40 human health criteria","issuer":"State of Oregon, Environmental Quality Commission (Department of Environmental Quality)","edition":"OAR Chapter 340 Division 41 effective March 12, 2021, as US EPA posts it in effect for CWA purposes (cover dated June 22, 2021); 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