diff --git a/gradle.properties b/gradle.properties
index 9f8f20f84551a4f506e7d24c48369b0f44ff94ef..7d70e87f2f0e68817810c4ee164d0af913384020 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -12,7 +12,7 @@ micronautVersion = 3.2.3
 micronautRxVersion = 2.1.1
 nodePluginVersion = 3.0.1
 nodeVersion = 16.3.0
-nshmpLibVersion = 1.4.5
+nshmpLibVersion = 1.4.8
 nshmpUtilsJavaVersion = 0.4.0
 openApiVersion = 4.0.0
 shadowVersion = 7.1.2
diff --git a/nshms.yml b/nshms.yml
index 24a679f1003c23508ca6281d79107f5e7518c8b1..fed1158ac87f580b3b623db0ef1ea29d9e6a780d 100644
--- a/nshms.yml
+++ b/nshms.yml
@@ -5,7 +5,7 @@ nshms:
   # Alaska 2007 NSHM
   -
     repo: nshm-alaska
-    tag: 2.2.1
+    tag: 2.2.2
     year: 2007
     deployment:
       baseHref: /ws/nshmp/alaska-2007/dynamic
@@ -27,7 +27,7 @@ nshms:
   # Alaska 2023 NSHM
   -
     repo: nshm-alaska
-    tag: 3.b.2
+    tag: 3.b.4
     year: 2023
     deployment:
       baseHref: /ws/nshmp/alaska-2023/dynamic
diff --git a/src/test/java/gov/usgs/earthquake/nshmp/model/NshmTests.java b/src/test/java/gov/usgs/earthquake/nshmp/model/NshmTests.java
index d9c9eb6734faf5543934ca52c8fa2ce1a1e6cbcb..31f267a914c4c6f168fb4d25ed0661c70fb3757a 100644
--- a/src/test/java/gov/usgs/earthquake/nshmp/model/NshmTests.java
+++ b/src/test/java/gov/usgs/earthquake/nshmp/model/NshmTests.java
@@ -101,7 +101,7 @@ class NshmTests {
 
     // run single model
     NshmModel nshmModel =
-        NshmTestUtils.loadModel(NSHMS.get("nshm-conus-2023"));
+        NshmTestUtils.loadModel(NSHMS.get("nshm-alaska-2007"));
 
     NshmTestUtils.writeExpecteds(nshmModel, Optional.empty());
     nshmModel.exec.shutdown();
diff --git a/src/test/resources/e2e/nshm-alaska-2007/ANCHORAGE_AK.json b/src/test/resources/e2e/nshm-alaska-2007/ANCHORAGE_AK.json
index d327441dc38348100823e5520a161d4adffb9249..886951bec69353c8ba655447b9cbe6dba926c835 100644
--- a/src/test/resources/e2e/nshm-alaska-2007/ANCHORAGE_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2007/ANCHORAGE_AK.json
@@ -3,45 +3,45 @@
     "xs": [
       -5.991464547107982,
       -5.585999438999818,
-      -5.181423615076538,
+      -5.181423615076537,
       -4.775958506968373,
       -4.374058465024705,
       -3.9633162998156966,
       -3.5613661338149765,
-      -3.153556358747558,
+      -3.1535563587475584,
       -2.7488721956224653,
       -2.3434070875143007,
       -1.9379419794061366,
-      -1.532476871297972,
+      -1.5324768712979722,
       -1.1270117631898076,
       -0.7215466550816433,
-      -0.3160815469734789,
-      0.0861776962410524,
+      -0.31608154697347896,
+      0.08617769624105241,
       0.494696241836107,
       0.9001613499442714,
       1.3056264580524357,
-      1.7119945007591926
+      1.7119945007591924
     ],
     "ys": [
-      1.216784296389448,
-      1.001712499365357,
-      0.7796429247164196,
-      0.5719011068498189,
-      0.39834574699730324,
-      0.2617839994778919,
-      0.1660428466673632,
-      0.10003334171779812,
-      0.05737347098846019,
-      0.030619419719839034,
-      0.014904607266644073,
-      0.006565568384584037,
-      0.0026793854641647477,
-      0.0010416460147385327,
-      3.629137895691359E-4,
-      9.82623278317095E-5,
-      1.5879665844816693E-5,
-      6.648778909021348E-7,
-      1.7997491318464677E-12,
+      1.2264112924120234,
+      1.0130512209664995,
+      0.7922530404574435,
+      0.5845793026436414,
+      0.40948452443114636,
+      0.2701877564144387,
+      0.17153207603363751,
+      0.10302708940800644,
+      0.05859440515291784,
+      0.030795114630204887,
+      0.014682892533395813,
+      0.006335021583353106,
+      0.002520765819334627,
+      9.186393104929187E-4,
+      2.783076458862005E-4,
+      6.191426810623913E-5,
+      7.185728855298651E-6,
+      4.5801849257632056E-8,
+      4.150306342389818E-11,
       0.0
     ]
   },
@@ -61,33 +61,33 @@
       -1.5994875815809322,
       -1.1973282616072674,
       -0.789658080940789,
-      -0.38566248081198456,
+      -0.3856624808119846,
       0.01980262729617973,
       0.4252677354043441,
-      0.832909122935104,
+      0.8329091229351039,
       1.235471471385307,
       1.6428726885203377
     ],
     "ys": [
-      1.65397819274769,
-      1.4774726044583617,
-      1.2707743009482835,
-      1.0374950532982243,
-      0.7909487640658448,
-      0.5566615888725722,
-      0.36270892517478526,
-      0.22040790487251347,
-      0.12651798364766775,
-      0.06757725919698641,
-      0.03300267773366276,
-      0.014271739151160378,
-      0.005693025514814956,
-      0.0019431717707338516,
-      4.873075258836614E-4,
-      7.326467022422193E-5,
-      5.361893639138177E-6,
-      2.0660199338622954E-7,
-      3.1708663587822375E-10,
+      1.663608367586542,
+      1.4918235062552783,
+      1.2892180763534433,
+      1.0576562872359996,
+      0.8100894746478681,
+      0.5730186406747791,
+      0.37527506687894024,
+      0.22882200314142115,
+      0.1312627633465358,
+      0.0698024275518075,
+      0.03402805694012991,
+      0.01481335546757066,
+      0.0059007195959997275,
+      0.001919495583119483,
+      4.4943850925725456E-4,
+      6.655685742920841E-5,
+      5.246215651199832E-6,
+      9.214022711634919E-8,
+      0.0,
       0.0
     ]
   },
@@ -115,26 +115,26 @@
       1.998773638612381
     ],
     "ys": [
-      1.7220962968776978,
-      1.57398677222407,
-      1.394851420852358,
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-      0.7100408174082282,
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-      0.005793050581460287,
-      0.002121342475395979,
-      6.235952081095883E-4,
-      1.226785445725974E-4,
-      1.4246353621355985E-5,
-      9.352016591244695E-7,
-      4.253931015422376E-8
+      1.7263302638405387,
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+      1.405378522623212,
+      1.1999934467722015,
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+      0.014477560880507473,
+      0.005880570454043185,
+      0.0020779547093687932,
+      5.642373024188739E-4,
+      1.047021912681255E-4,
+      1.2239251108110158E-5,
+      8.209138694463464E-7,
+      7.2501279465804674E-9
     ]
   }
 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-alaska-2007/FAIRBANKS_AK.json b/src/test/resources/e2e/nshm-alaska-2007/FAIRBANKS_AK.json
index 8cfd6806e8535e70a1c6ff7d6244f41896df4df6..2aa60b551bd41fa82c05f03852fe88971183d70e 100644
--- a/src/test/resources/e2e/nshm-alaska-2007/FAIRBANKS_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2007/FAIRBANKS_AK.json
@@ -3,45 +3,45 @@
     "xs": [
       -5.991464547107982,
       -5.585999438999818,
-      -5.181423615076538,
+      -5.181423615076537,
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       -4.374058465024705,
       -3.9633162998156966,
       -3.5613661338149765,
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+      -3.1535563587475584,
       -2.7488721956224653,
       -2.3434070875143007,
       -1.9379419794061366,
-      -1.532476871297972,
+      -1.5324768712979722,
       -1.1270117631898076,
       -0.7215466550816433,
-      -0.3160815469734789,
-      0.0861776962410524,
+      -0.31608154697347896,
+      0.08617769624105241,
       0.494696241836107,
       0.9001613499442714,
       1.3056264580524357,
-      1.7119945007591926
+      1.7119945007591924
     ],
     "ys": [
-      0.3464423908576828,
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-      0.03311999914335675,
-      0.018571316457003897,
-      0.009917617739224244,
-      0.004934944876941708,
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-      9.151846593388019E-4,
-      3.26727481232607E-4,
-      9.811837073821066E-5,
-      2.4114425298279172E-5,
-      4.475413565666441E-6,
-      4.930242108836647E-7,
-      2.0581607286335368E-8,
-      3.9947818607662745E-11,
+      0.3579707181853255,
+      0.2876987126769738,
+      0.2161973568686493,
+      0.15154369220846364,
+      0.1000432007569064,
+      0.06178566373277879,
+      0.03666603494724606,
+      0.020552165118987144,
+      0.010941529185374504,
+      0.005426831311015517,
+      0.0024683139938808936,
+      0.0010104231156229232,
+      3.6483773608183754E-4,
+      1.1160888079220879E-4,
+      2.7953221062312066E-5,
+      5.271529944160336E-6,
+      5.907387765772356E-7,
+      2.8051670944348496E-8,
+      3.2640527676385684E-10,
       0.0
     ]
   },
@@ -61,32 +61,32 @@
       -1.5994875815809322,
       -1.1973282616072674,
       -0.789658080940789,
-      -0.38566248081198456,
+      -0.3856624808119846,
       0.01980262729617973,
       0.4252677354043441,
-      0.832909122935104,
+      0.8329091229351039,
       1.235471471385307,
       1.6428726885203377
     ],
     "ys": [
-      0.42512155522078154,
-      0.3741248597866011,
-      0.31527269776137723,
-      0.2491485882595672,
-      0.1799327453137114,
-      0.11646001961850086,
-      0.06764399484522848,
-      0.035703098745247346,
-      0.017700600181056944,
-      0.00837961685899477,
-      0.0038272935587927537,
-      0.0016232798394108885,
-      6.340002373559136E-4,
-      2.0468430635468642E-4,
-      5.011845527471985E-5,
-      7.698786233975062E-6,
-      5.300404641363028E-7,
-      3.548535310227123E-9,
+      0.43364868860192285,
+      0.38708343386644917,
+      0.3320221452340812,
+      0.267180571249783,
+      0.19619293543269656,
+      0.1291106526273168,
+      0.07633459275204346,
+      0.04103197897720121,
+      0.020709147520431553,
+      0.00998570872173676,
+      0.0046598348105031965,
+      0.002036169603386233,
+      8.301196235516703E-4,
+      2.8574234346910593E-4,
+      7.702356674794917E-5,
+      1.3935311617175321E-5,
+      1.3457200105156386E-6,
+      3.476834967872206E-8,
       0.0,
       0.0
     ]
@@ -115,26 +115,26 @@
       1.998773638612381
     ],
     "ys": [
-      0.4639164930556865,
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+      3.762744898891126E-9
     ]
   }
 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-alaska-2007/JUNEAU_AK.json b/src/test/resources/e2e/nshm-alaska-2007/JUNEAU_AK.json
index a18ed264e491cd2a93b7ac4c7ecc1ecd364be801..4132d0178ba2f3879188826bac6a637cb141b378 100644
--- a/src/test/resources/e2e/nshm-alaska-2007/JUNEAU_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2007/JUNEAU_AK.json
@@ -3,45 +3,45 @@
     "xs": [
       -5.991464547107982,
       -5.585999438999818,
-      -5.181423615076538,
+      -5.181423615076537,
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       -4.374058465024705,
       -3.9633162998156966,
       -3.5613661338149765,
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       -2.3434070875143007,
       -1.9379419794061366,
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       -0.7215466550816433,
-      -0.3160815469734789,
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+      -0.31608154697347896,
+      0.08617769624105241,
       0.494696241836107,
       0.9001613499442714,
       1.3056264580524357,
-      1.7119945007591926
+      1.7119945007591924
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     "ys": [
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+      2.6574564716418673E-11,
       0.0
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   },
@@ -61,32 +61,32 @@
       -1.5994875815809322,
       -1.1973282616072674,
       -0.789658080940789,
-      -0.38566248081198456,
+      -0.3856624808119846,
       0.01980262729617973,
       0.4252677354043441,
-      0.832909122935104,
+      0.8329091229351039,
       1.235471471385307,
       1.6428726885203377
     ],
     "ys": [
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+      0.18519935561829448,
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+      0.08734260595358226,
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+      1.0842817904321163E-7,
+      2.7928507217515535E-9,
       0.0,
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     ]
@@ -115,26 +115,26 @@
       1.998773638612381
     ],
     "ys": [
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+      0.20716549480979196,
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+      3.0346597226294626E-10
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   }
 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-alaska-2007/KODIAK_AK.json b/src/test/resources/e2e/nshm-alaska-2007/KODIAK_AK.json
index f71dcfe8e65907b258ed8072c20ce9269a10b1b1..51c37bc2a0464189f276b2c2aa1a7a7e3b6f6a5d 100644
--- a/src/test/resources/e2e/nshm-alaska-2007/KODIAK_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2007/KODIAK_AK.json
@@ -3,44 +3,44 @@
     "xs": [
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@@ -61,33 +61,33 @@
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@@ -115,26 +115,26 @@
       1.998773638612381
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 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-alaska-2007/VALDEZ_AK.json b/src/test/resources/e2e/nshm-alaska-2007/VALDEZ_AK.json
index b6e513485f775454808a22d52f2d5099308e71b0..250d6bc05dcec1665f1d1fa20f71428fbaf6b482 100644
--- a/src/test/resources/e2e/nshm-alaska-2007/VALDEZ_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2007/VALDEZ_AK.json
@@ -3,44 +3,44 @@
     "xs": [
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@@ -61,33 +61,33 @@
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@@ -115,26 +115,26 @@
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 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-alaska-2023/ANCHORAGE_AK.json b/src/test/resources/e2e/nshm-alaska-2023/ANCHORAGE_AK.json
index 4b35b25a93f20d5e4d7203d2f953ea34fe706dbb..46f675d581a7af077cd604159e5e0e0b9b855c76 100644
--- a/src/test/resources/e2e/nshm-alaska-2023/ANCHORAGE_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2023/ANCHORAGE_AK.json
@@ -23,26 +23,26 @@
       1.7119945007591924
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   "5.00 Second Spectral Acceleration": {
@@ -69,24 +69,24 @@
       0.7929925155296614
     ],
     "ys": [
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@@ -115,26 +115,26 @@
       1.6428726885203377
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     "ys": [
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   },
   "0.20 Second Spectral Acceleration": {
@@ -161,26 +161,26 @@
       1.998773638612381
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     "ys": [
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 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-alaska-2023/FAIRBANKS_AK.json b/src/test/resources/e2e/nshm-alaska-2023/FAIRBANKS_AK.json
index 3c4648718ae3c7d08d16fda16ac9f7cd40a41a24..a041bbe5157fb8c03f2ae94a69b2e51751c46c72 100644
--- a/src/test/resources/e2e/nshm-alaska-2023/FAIRBANKS_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2023/FAIRBANKS_AK.json
@@ -23,26 +23,26 @@
       1.7119945007591924
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     "ys": [
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   "5.00 Second Spectral Acceleration": {
@@ -69,24 +69,24 @@
       0.7929925155296614
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@@ -115,26 +115,26 @@
       1.6428726885203377
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   "0.20 Second Spectral Acceleration": {
@@ -161,26 +161,26 @@
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 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-alaska-2023/JUNEAU_AK.json b/src/test/resources/e2e/nshm-alaska-2023/JUNEAU_AK.json
index ce6ba4240b0dddef339dbfc53da49286b9bb8daa..31516d0c5a2219a6089ca853c5aebd1ac438ec2b 100644
--- a/src/test/resources/e2e/nshm-alaska-2023/JUNEAU_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2023/JUNEAU_AK.json
@@ -23,26 +23,26 @@
       1.7119945007591924
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@@ -69,24 +69,24 @@
       0.7929925155296614
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@@ -115,26 +115,26 @@
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   "0.20 Second Spectral Acceleration": {
@@ -161,26 +161,26 @@
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 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-alaska-2023/KODIAK_AK.json b/src/test/resources/e2e/nshm-alaska-2023/KODIAK_AK.json
index c15b5218a159aa3611f533516eff319170532edc..ce919928527527f5887e74739a3fa14d8653b75d 100644
--- a/src/test/resources/e2e/nshm-alaska-2023/KODIAK_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2023/KODIAK_AK.json
@@ -23,26 +23,26 @@
       1.7119945007591924
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     "ys": [
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   "5.00 Second Spectral Acceleration": {
@@ -69,24 +69,24 @@
       0.7929925155296614
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     "ys": [
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@@ -115,26 +115,26 @@
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   "0.20 Second Spectral Acceleration": {
@@ -161,26 +161,26 @@
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 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-alaska-2023/VALDEZ_AK.json b/src/test/resources/e2e/nshm-alaska-2023/VALDEZ_AK.json
index 3171763b4630c5743d464a59a32a3ce0180c03c7..b7b2270b38b460547e7699a2a246be4d63becb83 100644
--- a/src/test/resources/e2e/nshm-alaska-2023/VALDEZ_AK.json
+++ b/src/test/resources/e2e/nshm-alaska-2023/VALDEZ_AK.json
@@ -23,26 +23,26 @@
       1.7119945007591924
     ],
     "ys": [
-      1.0209181532865608,
-      0.7517258626908789,
-      0.5340030954111529,
-      0.36244464368364526,
-      0.23530657513312783,
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-      0.002413077011379261,
-      0.001070324182588001,
-      4.1370574981955096E-4,
-      1.3484280479235454E-4,
-      3.3630612278286416E-5,
-      5.622876147319107E-6,
-      3.916433051796782E-7,
-      3.9792827222195564E-9
+      0.9511803604042506,
+      0.7131814841672122,
+      0.5182730015672413,
+      0.3630576937906768,
+      0.24692987701557315,
+      0.16323034374531817,
+      0.1090186691181396,
+      0.07401441881390816,
+      0.05210070540558321,
+      0.03772927762749233,
+      0.027580565151382193,
+      0.019699608640189444,
+      0.013189682236828638,
+      0.007937814724477526,
+      0.004147475091057538,
+      0.001847515459058957,
+      6.721483034869367E-4,
+      1.9539686355055067E-4,
+      4.0104018168787676E-5,
+      6.310073430817388E-6
     ]
   },
   "5.00 Second Spectral Acceleration": {
@@ -69,24 +69,24 @@
       0.7929925155296614
     ],
     "ys": [
-      0.33217215250043075,
-      0.23284181120412545,
-      0.15510459811230162,
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-      0.059135322405738974,
-      0.034201186352958345,
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-      0.005436902958621392,
-      0.0027086834398179055,
-      0.001236293379390497,
-      4.965112525359664E-4,
-      1.6642294411611604E-4,
-      4.5373091479458334E-5,
-      8.73852112539336E-6,
-      9.985631819213537E-7,
-      3.8035253360117944E-8,
-      6.034386292318592E-12,
+      0.3381068982616648,
+      0.24681857729197704,
+      0.17424378107482888,
+      0.11993158464032518,
+      0.08126619240311893,
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+      0.012588880293892882,
+      0.007463193428024628,
+      0.0037791054916076487,
+      0.0015624333736399272,
+      5.220535642548391E-4,
+      1.2273439586586854E-4,
+      1.7088580673781973E-5,
+      7.884992202588777E-7,
+      2.645622377055003E-12,
       0.0,
       0.0
     ]
@@ -115,26 +115,26 @@
       1.6428726885203377
     ],
     "ys": [
-      1.2703330278498468,
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-      1.0480707314457948E-4,
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+      1.1042687574573624,
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+      2.0565171872081832E-4,
+      3.9081167041209065E-5
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   },
   "0.20 Second Spectral Acceleration": {
@@ -161,26 +161,26 @@
       1.998773638612381
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     "ys": [
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   }
 }
\ No newline at end of file