diff --git a/etc/nshm/map-ceus.geojson b/etc/nshm/map-ceus.geojson
index 7f557a558ea0d9f1efcbe0f912df6f0b8d556644..063660b409cb72d0745c7f77e3dfce97df0e92a9 100644
--- a/etc/nshm/map-ceus.geojson
+++ b/etc/nshm/map-ceus.geojson
@@ -108,7 +108,7 @@
         ]
       },
       "properties": {
-        "spacing": 0.1,
+        "spacing": 0.05,
         "title": "NSHMP Central & Eastern US"
       }
     }
diff --git a/etc/nshm/map-conus.geojson b/etc/nshm/map-conus.geojson
index c8cd666808addc6e44996b946cebfc6aa0d0e872..9bc79c330ad589f8d2f15570ebb2ea1c4022f47b 100644
--- a/etc/nshm/map-conus.geojson
+++ b/etc/nshm/map-conus.geojson
@@ -108,7 +108,7 @@
         ]
       },
       "properties": {
-        "spacing": 0.1,
+        "spacing": 0.05,
         "title": "NSHMP Conterminous US"
       }
     }
diff --git a/etc/nshm/map-wus.geojson b/etc/nshm/map-wus.geojson
index a5d4598b727cb11b26b2b8c8240ab9519b67351d..a457955bf725ceb10ba3e06ee898b39fd4a777cd 100644
--- a/etc/nshm/map-wus.geojson
+++ b/etc/nshm/map-wus.geojson
@@ -108,7 +108,7 @@
         ]
       },
       "properties": {
-        "spacing": 0.1,
+        "spacing": 0.05,
         "title": "NSHMP Western US"
       }
     }
diff --git a/etc/nshm/sites-alaska.csv b/etc/nshm/sites-alaska.csv
index 06799e81923d33b31d04ba204d24449be5c68ca0..276727977bcacffba0926059b1ea1ce1f90c5fd0 100644
--- a/etc/nshm/sites-alaska.csv
+++ b/etc/nshm/sites-alaska.csv
@@ -27,6 +27,7 @@ McGrath AK,                  -155.60,  63.00
 Nome AK,                     -165.40,  64.50
 Paxson AK,                   -145.50,  63.10
 Prudhoe Bay AK,              -148.40,  70.30
+Seward AK,                   -149.40,  60.10
 Sitka AK,                    -135.40,  57.10
 Sleetmute AK,                -157.20,  61.70
 Tok AK,                      -143.00,  63.30
diff --git a/etc/nshm/sites-alaska.geojson b/etc/nshm/sites-alaska.geojson
index 821aa05179054db28868ced767b3d75a875c65a3..464fa21213f4b2222b8286ac5b92dbc617dd8074 100644
--- a/etc/nshm/sites-alaska.geojson
+++ b/etc/nshm/sites-alaska.geojson
@@ -309,6 +309,17 @@
         "title": "Prudhoe Bay AK"
       }
     },
+    {
+      "type": "Feature",
+      "geometry": {
+        "type": "Point",
+        "coordinates": [-149.4, 60.1]
+      },
+      "properties": {
+        "marker-size": "small",
+        "title": "Seward AK"
+      }
+    },
     {
       "type": "Feature",
       "geometry": {
diff --git a/etc/nshm/sites-nshmp.csv b/etc/nshm/sites-nshmp.csv
index 78fba33ee9c8b069400b184ef7752c26a942f50c..fea1644899f5f5f5ea355baf6cd3be0da0a55d46 100644
--- a/etc/nshm/sites-nshmp.csv
+++ b/etc/nshm/sites-nshmp.csv
@@ -27,6 +27,7 @@ McGrath AK,                  -155.60,  63.00
 Nome AK,                     -165.40,  64.50
 Paxson AK,                   -145.50,  63.10
 Prudhoe Bay AK,              -148.40,  70.30
+Seward AK,                   -149.40,  60.10
 Sitka AK,                    -135.40,  57.10
 Sleetmute AK,                -157.20,  61.70
 Tok AK,                      -143.00,  63.30
diff --git a/etc/nshm/sites-nshmp.geojson b/etc/nshm/sites-nshmp.geojson
index 6dee58a92186b02dff2eb48aaa0c3241ecc51341..5cb420815177c627f4ebc2f7043e2d911169d1ab 100644
--- a/etc/nshm/sites-nshmp.geojson
+++ b/etc/nshm/sites-nshmp.geojson
@@ -309,6 +309,17 @@
         "title": "Prudhoe Bay AK"
       }
     },
+    {
+      "type": "Feature",
+      "geometry": {
+        "type": "Point",
+        "coordinates": [-149.4, 60.1]
+      },
+      "properties": {
+        "marker-size": "small",
+        "title": "Seward AK"
+      }
+    },
     {
       "type": "Feature",
       "geometry": {
diff --git a/src/main/java/gov/usgs/earthquake/nshmp/site/NshmpSite.java b/src/main/java/gov/usgs/earthquake/nshmp/site/NshmpSite.java
index 21ef1cd42b72ed2243ae3623d23b1e29c878f496..a12fd881fc7e2f6acfc8b7e56052c9bbf36a31da 100644
--- a/src/main/java/gov/usgs/earthquake/nshmp/site/NshmpSite.java
+++ b/src/main/java/gov/usgs/earthquake/nshmp/site/NshmpSite.java
@@ -226,6 +226,7 @@ public enum NshmpSite implements NamedLocation {
   NOME_AK(-165.4, 64.5),
   PAXSON_AK(-145.5, 63.1),
   PRUDHOE_BAY_AK(-148.4, 70.3),
+  SEWARD_AK(-149.4, 60.1),
   SITKA_AK(-135.4, 57.1),
   SLEETMUTE_AK(-157.2, 61.7),
   TOK_AK(-143.0, 63.3),