Map of all M2.5+ earthquakes of the last 24h.
Tectonic plate boundaries extracted from arcgis.com
Last active
January 16, 2020 12:19
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M2.5+ earthquakes during the last 24h
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| var width = 960, | |
| height = width / 2; | |
| var opacity = d3.scale.linear() | |
| .domain([0, 24*3600*1000]) | |
| .range([1, 0.5]); | |
| var radius = d3.scale.pow() | |
| .domain([0, 10]) | |
| .range([0, 75]); | |
| var projection = d3.geo.naturalEarth() | |
| .translate([width/2, height/2]) | |
| .scale(150/900*width); | |
| var path = d3.geo.path() | |
| .projection(projection); | |
| var graticule = d3.geo.graticule(); | |
| var svg = d3.select("#map") | |
| .attr("width", width) | |
| .attr("height", height); | |
| svg.append("path") | |
| .datum(graticule.outline) | |
| .attr("class", "water") | |
| .attr("d", path); | |
| svg.append("g") | |
| .attr("class", "graticule") | |
| .selectAll("path") | |
| .data(graticule.lines) | |
| .enter().append("path") | |
| .attr("d", path); | |
| var focus = svg.append("text") | |
| .attr("class", "focus"); | |
| d3.json("world-110m.json", function(error, world) { | |
| svg.insert("path", ".graticule") | |
| .datum(topojson.object(world, world.objects.land)) | |
| .attr("class", "land") | |
| .attr("d", path); | |
| svg.insert("path", ".graticule") | |
| .datum(topojson.mesh(world, world.objects.countries, function(a, b) { return a.id !== b.id; })) | |
| .attr("class", "borders") | |
| .attr("d", path); | |
| }); | |
| d3.json('tectonics.json', function(err, data) { | |
| svg.insert("path", ".graticule") | |
| .datum(topojson.object(data, data.objects.tec)) | |
| .attr("class", "tectonic") | |
| .attr("d", path); | |
| }); | |
| d3.json('http://www.corsproxy.com/earthquake.usgs.gov/earthquakes/feed/geojson/2.5/day', function(err, data) { | |
| var quakes = svg.append("g") | |
| .attr("class", "quakes") | |
| .selectAll(".quake") | |
| .data(data.features.reverse()) | |
| .enter().append("g") | |
| .attr("class", "quake") | |
| .attr("transform", function(d) { | |
| return "translate(" + projection(d.geometry.coordinates)[0] + "," + projection(d.geometry.coordinates)[1] + ")"; | |
| }) | |
| .attr("opacity", function(d) { | |
| return opacity(Date.now() - d.properties.time) | |
| }) | |
| .on("mouseover", function() { | |
| focus.style("opacity", 1); | |
| }) | |
| .on("mouseout", function() { | |
| focus.style("opacity", 0); | |
| }) | |
| .on("mousemove", function(d) { | |
| var o = projection(d.geometry.coordinates); | |
| focus | |
| .text(d.properties.mag + ' ' + moment(+d.properties.time).calendar()) | |
| .attr("dy", +20) | |
| .attr("text-anchor", "middle") | |
| .attr("transform", "translate(" + o[0] + "," + o[1] + ")" ); | |
| }); | |
| quakes.append("circle") | |
| .attr("r", 2) | |
| .style("fill", function(d) { | |
| return "rgb(222, 45, 38)"; // color( +d.geometry.coordinates[2] ); | |
| }); | |
| setInterval(function() { | |
| quakes.append("circle") | |
| .attr("r", 0) | |
| .style("stroke", function(d) { | |
| return "rgb(222, 45, 38)"; // color( +d.geometry.coordinates[2] ); | |
| }) | |
| .style("stroke-width", 2) | |
| .transition() | |
| .ease("linear") | |
| .duration(function(d) { return 125*radius(d.properties.mag); }) | |
| .attr("r", function(d) { return radius(d.properties.mag); }) | |
| .style("stroke-opacity", 0) | |
| .style("stroke-width", 0) | |
| .remove(); | |
| }, 1000); | |
| }); |
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title></title> | |
| <link href="style.css" media="screen" rel="stylesheet" type="text/css" /> | |
| </head> | |
| <body> | |
| <!-- Content begin --> | |
| <svg id="map"></svg> | |
| <!-- Content end --> | |
| <!-- Dependencies begin--> | |
| <script src="http://cdnjs.cloudflare.com/ajax/libs/moment.js/2.0.0/moment.min.js"></script> | |
| <!-- d3 --> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script src="http://d3js.org/d3.geo.projection.v0.min.js"></script> | |
| <script src="http://d3js.org/topojson.v0.min.js"></script> | |
| <!-- Dependencies end--> | |
| <script src="app.js" type="text/javascript"></script> | |
| </body> | |
| </html> |
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| body { | |
| font: 10px sans-serif; | |
| } | |
| .water { | |
| fill: #a4bac7; | |
| } | |
| .graticule { | |
| fill: none; | |
| stroke: #fff; | |
| stroke-width: .5px; | |
| } | |
| .graticule :nth-child(2n+16) { | |
| stroke-dasharray: 2,2; | |
| } | |
| .graticule :nth-child(-2n+15) { | |
| stroke-dasharray: 2,2; | |
| } | |
| .tectonic { | |
| fill: none; | |
| stroke: #000; | |
| opacity: 0.5; | |
| } | |
| .land { | |
| fill: #d7c7ad; | |
| stroke: #766951; | |
| } | |
| .borders { | |
| fill: none; | |
| stroke: #a5967e; | |
| } | |
| .quake { | |
| fill: rgba(0,0,0,0); | |
| stroke-width: 1.5px; | |
| } |
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