WIP NOAA stream gauges

data/gauges.geojson

@@ -0,0 +1 @@
+{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"lid":"FCTV2","name":"Falling Creek at Turner Road near Ampt Hill","rfc":{"abbreviation":"MARFC","name":"Middle Atlantic River Forecast Center"},"wfo":{"abbreviation":"AKQ","name":"Wakefield"},"state":{"abbreviation":"VA","name":"Virginia"},"latitude":37.45011,"longitude":-77.5111,"pedts":{"observed":"HGIRR","forecast":""},"status":{"observed":{"primary":5.62,"primaryUnit":"ft","secondary":-999,"secondaryUnit":"kcfs","floodCategory":"not_defined","validTime":"2026-06-06T14:15:00Z"},"forecast":{"primary":-999,"primaryUnit":"","secondary":-999,"secondaryUnit":"","floodCategory":"fcst_not_current","validTime":"0001-01-01T00:00:00Z"}}},"geometry":{"type":"Point","coordinates":[-77.5111,37.45011]}},{"type":"Feature","properties":{"lid":"FHRV2","name":"Falling Creek at Hopkins Rd near Ampt Hill","rfc":{"abbreviation":"MARFC","name":"Middle Atlantic River Forecast Center"},"wfo":{"abbreviation":"AKQ","name":"Wakefield"},"state":{"abbreviation":"VA","name":"Virginia"},"latitude":37.461048,"longitude":-77.466148,"pedts":{"observed":"HGIRR","forecast":""},"status":{"observed":{"primary":6.58,"primaryUnit":"ft","secondary":-999,"secondaryUnit":"kcfs","floodCategory":"not_defined","validTime":"2026-06-06T14:15:00Z"},"forecast":{"primary":-999,"primaryUnit":"","secondary":-999,"secondaryUnit":"","floodCategory":"fcst_not_current","validTime":"0001-01-01T00:00:00Z"}}},"geometry":{"type":"Point","coordinates":[-77.466148,37.461048]}},{"type":"Feature","properties":{"lid":"JRKV2","name":"James River (VA) at KANAWHA CANAL near Richmond","rfc":{"abbreviation":"MARFC","name":"Middle Atlantic River Forecast Center"},"wfo":{"abbreviation":"AKQ","name":"Wakefield"},"state":{"abbreviation":"VA","name":"Virginia"},"latitude":37.564444444444,"longitude":-77.574444444444,"pedts":{"observed":"HGIRG","forecast":"HGIFE"},"status":{"observed":{"primary":6.65,"primaryUnit":"ft","secondary":0.137,"secondaryUnit":"kcfs","floodCategory":"not_defined","validTime":"2026-06-06T13:30:00Z"},"forecast":{"primary":-999,"primaryUnit":"","secondary":-999,"secondaryUnit":"","floodCategory":"fcst_not_current","validTime":"0001-01-01T00:00:00Z"}}},"geometry":{"type":"Point","coordinates":[-77.574444444444,37.564444444444]}},{"type":"Feature","properties":{"lid":"PCFV2","name":"Pocoshock Creek at Rt 360 near Falling Creek Farms","rfc":{"abbreviation":"MARFC","name":"Middle Atlantic River Forecast Center"},"wfo":{"abbreviation":"AKQ","name":"Wakefield"},"state":{"abbreviation":"VA","name":"Virginia"},"latitude":37.46444,"longitude":-77.53854,"pedts":{"observed":"HGIRR","forecast":""},"status":{"observed":{"primary":6.29,"primaryUnit":"ft","secondary":-999,"secondaryUnit":"kcfs","floodCategory":"not_defined","validTime":"2026-06-06T14:15:00Z"},"forecast":{"primary":-999,"primaryUnit":"","secondary":-999,"secondaryUnit":"","floodCategory":"fcst_not_current","validTime":"0001-01-01T00:00:00Z"}}},"geometry":{"type":"Point","coordinates":[-77.53854,37.46444]}},{"type":"Feature","properties":{"lid":"RCBV2","name":"Broad Rock Creek at Rt 1 at Richmond","rfc":{"abbreviation":"MARFC","name":"Middle Atlantic River Forecast Center"},"wfo":{"abbreviation":"AKQ","name":"Wakefield"},"state":{"abbreviation":"VA","name":"Virginia"},"latitude":37.487246,"longitude":-77.444991,"pedts":{"observed":"HGIRR","forecast":""},"status":{"observed":{"primary":3.55,"primaryUnit":"ft","secondary":-999,"secondaryUnit":"kcfs","floodCategory":"not_defined","validTime":"2026-06-06T14:30:00Z"},"forecast":{"primary":-999,"primaryUnit":"","secondary":-999,"secondaryUnit":"","floodCategory":"fcst_not_current","validTime":"0001-01-01T00:00:00Z"}}},"geometry":{"type":"Point","coordinates":[-77.444991,37.487246]}},{"type":"Feature","properties":{"lid":"RICV2","name":"James River (VA) at Richmond Locks","rfc":{"abbreviation":"MARFC","name":"Middle Atlantic River Forecast Center"},"wfo":{"abbreviation":"AKQ","name":"Wakefield"},"state":{"abbreviation":"VA","name":"Virginia"},"latitude":37.525,"longitude":-77.421111111111,"pedts":{"observed":"HGIRG","forecast":"HGIFF"},"status":{"observed":{"primary":1.5,"primaryUnit":"ft","secondary":-999,"secondaryUnit":"kcfs","floodCategory":"no_flooding","validTime":"2026-06-06T13:54:00Z"},"forecast":{"primary":2.5,"primaryUnit":"ft","secondary":-999,"secondaryUnit":"kcfs","floodCategory":"no_flooding","validTime":"2026-06-09T03:00:00Z"}}},"geometry":{"type":"Point","coordinates":[-77.421111111111,37.525]}},{"type":"Feature","properties":{"lid":"RMDV2","name":"James River (VA) at Richmond-Westham","rfc":{"abbreviation":"MARFC","name":"Middle Atlantic River Forecast Center"},"wfo":{"abbreviation":"AKQ","name":"Wakefield"},"state":{"abbreviation":"VA","name":"Virginia"},"latitude":37.563055555556,"longitude":-77.547222222222,"pedts":{"observed":"HGIRG","forecast":"HGIFF"},"status":{"observed":{"primary":4.03,"primaryUnit":"ft","secondary":1.91,"secondaryUnit":"kcfs","floodCategory":"no_flooding","validTime":"2026-06-06T13:30:00Z"},"forecast":{"primary":4,"primaryUnit":"ft","secondary":1.85,"secondaryUnit":"kcfs","floodCategory":"no_flooding","validTime":"2026-06-06T18:00:00Z"}}},"geometry":{"type":"Point","coordinates":[-77.547222222222,37.563055555556]}}]}

gauges.ultra

@@ -0,0 +1,16 @@
+---
+type: geojson
+transform: |
+  export default (data) => ({
+    type: "FeatureCollection",
+    features: data.gauges.map(g => ({
+      type: "Feature",
+      properties: g,
+      geometry: {
+        type: "Point",
+        coordinates: [g.longitude, g.latitude],
+      },
+    })),
+  })
+---
+https://api.water.noaa.gov/nwps/v1/gauges?bbox.xmin=-77.60205967932723&bbox.ymin=37.441871701544855&bbox.xmax=-77.31705491509821&bbox.ymax=37.62441381867703&srid=EPSG_4326

map.ultra

@@ -17,6 +17,19 @@ style:
       fill-color: gray
       fill-opacity: 0.5
       beforeLayerId: building
+    - type: symbol
+      filter: [==, [get, type], streamgauge]
+      icon-image: pinhead:circle_outline_with_top_left_quarter_and_bottom_right_quarter
+      icon-overlap: always
+      #icon-color:
+      #  - case
+      #  - [ ==, [ get, cso_now ], true ]
+      #  - darkred
+      #  - [ ==, [ get, cso_active ], true ]
+      #  - red
+      #  - [ ==, [ get, cso_recent ], true ]
+      #  - orange
+      #  - green
     - type: symbol
       filter: [==, [get, type], test]
       icon-image: pinhead:circle
@@ -100,8 +113,9 @@ export const source = async () => {
     fetch("https://poop.maprva.org/data/cso_overflow.geojson"),
     fetch("https://poop.maprva.org/data/james_river_watch.geojson"),
     fetch("https://poop.maprva.org/data/water.geojson"),
+    fetch("https://api.water.noaa.gov/nwps/v1/gauges?bbox.xmin=-77.60205967932723&bbox.ymin=37.51971667627613&bbox.xmax=-77.31705491509821&bbox.ymax=37.62441381867703&srid=EPSG_4326"),
   ]);
-  const [cso, testResults, water] = await Promise.all(resps.map(r => r.json()));
+  const [cso, testResults, water, gauges] = await Promise.all(resps.map(r => r.json()));
 
   // get just the latest test results and compute their age
   const latestTestResults = testResults.features.reduce((acc, cur) => {
@@ -120,7 +134,16 @@ export const source = async () => {
       ...Object.values(latestTestResults),
       ...cso.features,
       ...water.features,
+      ...gauges.gauges.map(g => ({
+        type: "Feature",
+        properties: {...g, type: "streamgauge"},
+        geometry: {
+          type: "Point",
+          coordinates: [g.longitude, g.latitude],
+        },
+      })),
     ],
   };
   return { type: "geojson", data };
 }
+