{"query":{"parameter":"gas pressure total","place":"CA-BC","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-BC","CA"],"parameter_keys":["name:gas pressure"],"names_matched":[["gas pressure total","name:gas pressure"]],"match":"exact","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":2,"offset":0,"returned":2,"next_offset":null,"rows":[{"id":"43003b8bb5ff3fb5","parameter":"Gas Pressure (total)","value":"76","value_num":76,"unit":"mmHg","statistic":"monthly_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:gas pressure","place":["CA-BC"],"conditions":["receiving_water is freshwater","At sea level, maximum gas pressure <= or 110%.  If background levels are higher than recommended guidelines then no increase in excess gas pressure or total gas pressure.  For hatchery environments: maximum excess gas pressure = 24 mmHg (or 103% at sea level; excess gas pressure = 0 mmHg when partial pressure of dissolved oxygen is <= 100 mm Hg."],"cite":{"instrument":"ca_bc_wqg_aquatic","title":"B.C. Approved Water Quality Guidelines: Aquatic Life — freshwater, marine and estuarine, short-term acute and long-term chronic","issuer":"Government of British Columbia, Ministry of Environment and Parks (Water Protection and Sustainability Branch)","edition":"BC Data Catalogue 'Water Quality Guidelines of B.C.' (all_wqgs.csv), dataset modified 2026-08-20; the same guidelines as the ministry's Guideline Summary PDF, whose host www2.gov.bc.ca refused this machine on 2026-10-09","source_url":"https://catalogue.data.gov.bc.ca/dataset/85d3990a-ec0a-4436-8ebd-150de3ba0747/resource/6f32a85b-a3d9-44c3-9a14-15175eba25b6/download/all_wqgs.csv","source_sha256":"1673409ad5c17fa364589bb20f830055bc21d6e765a40681f06b510f6614f26a","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Aquatic Life - Freshwater · Short-term acute · Approved (UniqueID 789)","page":null,"quote":"789,Gas Pressure,Total,EMS_TGP_,(NA),Aquatic Life - Freshwater,Water,Short-term acute,30,5,mean,,,,\"At sea level, maximum gas pressure <= or 110%. If background levels are higher than recommended guidelines then no increase in excess gas pressure or total gas pressure. For hatchery environments: maximum excess gas pressure = 24 mmHg (or 103% at sea level; excess gas pressure = 0 mmHg when partial pressure of dissolved oxygen is <= 100 mm Hg.\",No Effect,Upper Limit,76,,mmHg"}},{"id":"55ffa35c3a63d600","parameter":"Gas Pressure (total)","value":"76","value_num":76,"unit":"mmHg","statistic":"monthly_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:gas pressure","place":["CA-BC"],"conditions":["receiving_water is marine","At sea level, maximum gas pressure <= or 110%.  If background levels are higher than recommended guidelines then no increase in excess gas pressure or total gas pressure.  For hatchery environments: maximum excess gas pressure = 24 mmHg (or 103% at sea level; excess gas pressure = 0 mmHg when partial pressure of dissolved oxygen is <= 100 mm Hg."],"cite":{"instrument":"ca_bc_wqg_aquatic","title":"B.C. Approved Water Quality Guidelines: Aquatic Life — freshwater, marine and estuarine, short-term acute and long-term chronic","issuer":"Government of British Columbia, Ministry of Environment and Parks (Water Protection and Sustainability Branch)","edition":"BC Data Catalogue 'Water Quality Guidelines of B.C.' (all_wqgs.csv), dataset modified 2026-08-20; the same guidelines as the ministry's Guideline Summary PDF, whose host www2.gov.bc.ca refused this machine on 2026-10-09","source_url":"https://catalogue.data.gov.bc.ca/dataset/85d3990a-ec0a-4436-8ebd-150de3ba0747/resource/6f32a85b-a3d9-44c3-9a14-15175eba25b6/download/all_wqgs.csv","source_sha256":"1673409ad5c17fa364589bb20f830055bc21d6e765a40681f06b510f6614f26a","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Aquatic Life - Marine · Short-term acute · Approved (UniqueID 790)","page":null,"quote":"790,Gas Pressure,Total,EMS_TGP_,(NA),Aquatic Life - Marine,Water,Short-term acute,30,5,mean,,,,\"At sea level, maximum gas pressure <= or 110%. If background levels are higher than recommended guidelines then no increase in excess gas pressure or total gas pressure. For hatchery environments: maximum excess gas pressure = 24 mmHg (or 103% at sea level; excess gas pressure = 0 mmHg when partial pressure of dissolved oxygen is <= 100 mm Hg.\",No Effect,Upper Limit,76,,mmHg"}}],"next":[{"tool":"check_values","says":"Has your user measured this? check_values sets each of their results beside every row held here, with a verdict and the row's cite.","arguments":{"place":"CA-BC"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"gas pressure total\", value, unit}, ...], any other parameters too."},"post":"/api/v1/check"},{"tool":"read_certificate","says":"Has your user a laboratory certificate? read_certificate reads every row it prints, each with its page, and checks them against these limits.","arguments":{"place":"CA-BC"},"needs":{"content_base64":"The laboratory's certificate (PDF) or its XLSX, XLS or CSV export, as base64; or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}