Only use positive elevation

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@hebcal/geo-sqlite",
-  "version": "4.10.0",
+  "version": "4.10.1",
   "author": "Michael J. Radwin (https://github.com/mjradwin)",
   "keywords": [
     "hebcal"
@@ -31,7 +31,7 @@
     "@hebcal/cities": "^3.2.2",
     "@hebcal/core": "^4.5.1",
     "better-sqlite3": "^9.1.1",
-    "pino": "^8.16.1",
+    "pino": "^8.16.2",
     "pino-pretty": "^10.2.3",
     "transliteration": "^2.3.5"
   },
@@ -54,10 +54,10 @@
     "@rollup/plugin-json": "^6.0.1",
     "@rollup/plugin-node-resolve": "^15.2.3",
     "ava": "^5.3.1",
-    "eslint": "^8.53.0",
+    "eslint": "^8.54.0",
     "eslint-config-google": "^0.14.0",
     "jsdoc": "^4.0.2",
     "jsdoc-to-markdown": "^8.0.0",
-    "rollup": "^4.4.0"
+    "rollup": "^4.5.0"
   }
 }

src/geodb.js

@@ -209,7 +209,7 @@ export class GeoDb {
     location.geo = 'zip';
     location.zip = zip;
     location.population = result.Population;
-    if (result.Elevation) {
+    if (result.Elevation && result.Elevation > 0) {
       location.elevation = result.Elevation;
     }
     return location;
@@ -303,7 +303,7 @@ export class GeoDb {
     if (result.population) {
       location.population = result.population;
     }
-    if (result.elevation) {
+    if (result.elevation && result.elevation > 0) {
       location.elevation = result.elevation;
     }
     return location;
@@ -347,7 +347,7 @@ export class GeoDb {
       population: res.Population,
       geo: 'zip',
     };
-    if (res.Elevation) {
+    if (res.Elevation && res.Elevation > 0) {
       obj.elevation = res.Elevation;
     }
     return obj;