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const renderer = {
type: "heatmap",
colorStops: [
{ color: "rgba(63, 40, 102, 0)", ratio: 0 },
{ color: "#472b77", ratio: 0.083 },
{ color: "#4e2d87", ratio: 0.166 },
{ color: "#563098", ratio: 0.249 },
{ color: "#5d32a8", ratio: 0.332 },
{ color: "#6735be", ratio: 0.415 },
{ color: "#7139d4", ratio: 0.498 },
{ color: "#7b3ce9", ratio: 0.581 },
{ color: "#853fff", ratio: 0.664 },
{ color: "#a46fbf", ratio: 0.747 },
{ color: "#c29f80", ratio: 0.83 },
{ color: "#e0cf40", ratio: 0.913 },
{ color: "#ffff00", ratio: 1 }
],
maxPixelIntensity: 25,
minPixelIntensity: 0
};
const layer = new CSVLayer({
url: "https://earthquake.usgs.gov/earthquakes/feed/v1.0/summary/2.5_week.csv",
title: "Magnitude 2.5+ earthquakes from the last week",
renderer: renderer
});