ucgmsim · joelridden · Jan 22, 2026 · Dec 22, 2025 · Jan 4, 2026 · Jan 5, 2026
diff --git a/nzgmdb/calculation/distances.py b/nzgmdb/calculation/distances.py
diff --git a/nzgmdb/data_retrieval/sites.py b/nzgmdb/data_retrieval/sites.py
@@ -86,15 +86,16 @@ def create_site_table_response() -> pd.DataFrame:
         on="sta",
         how="left",
     )
+    # Fill Elevation NaN values from sta_df
+    merged_df["elev"] = merged_df["Elevation"].combine_first(merged_df["elev"])
     # Specify the required files for fiona
-    NZGMDB_DATA.fetch("TectonicDomains_Feb2021_8_NZTM.shp")
-    NZGMDB_DATA.fetch("TectonicDomains_Feb2021_8_NZTM.dbf")
-    NZGMDB_DATA.fetch("TectonicDomains_Feb2021_8_NZTM.shx")
+    NZGMDB_DATA.fetch("nt_domains_kiran.shp")
+    NZGMDB_DATA.fetch("nt_domains_kiran.dbf")
+    NZGMDB_DATA.fetch("nt_domains_kiran.shx")
 
     # Shape file for determining neotectonic domain
-    shapes = list(
-        fiona.open(Path(NZGMDB_DATA.abspath) / "TectonicDomains_Feb2021_8_NZTM.shp")
-    )
+    with fiona.open(Path(NZGMDB_DATA.abspath) / "nt_domains_kiran.shp") as collection:
+        shapes = list(collection)
     tect_merged_df = tect_domain.find_domain_from_shapes(merged_df, shapes)
 
     # Rename the domain column

diff --git a/nzgmdb/data_retrieval/tect_domain.py b/nzgmdb/data_retrieval/tect_domain.py
@@ -11,6 +11,7 @@
 import pandas as pd
 from pyproj import Transformer
 
+from cmt_solutions import cmt_data
 from nzgmdb.management import config as cfg
 from nzgmdb.management.data_registry import NZGMDB_DATA
 from qcore import geo, point_in_polygon
@@ -473,18 +474,16 @@ def add_tect_domain(
         The number of processes to use
     """
     # Specify the required files for fiona
-    NZGMDB_DATA.fetch("TectonicDomains_Feb2021_8_NZTM.shp")
-    NZGMDB_DATA.fetch("TectonicDomains_Feb2021_8_NZTM.dbf")
-    NZGMDB_DATA.fetch("TectonicDomains_Feb2021_8_NZTM.shx")
+    NZGMDB_DATA.fetch("nt_domains_kiran.shp")
+    NZGMDB_DATA.fetch("nt_domains_kiran.dbf")
+    NZGMDB_DATA.fetch("nt_domains_kiran.shx")
 
     # Shape file for determining neotectonic domain
-    shapes = list(
-        fiona.open(Path(NZGMDB_DATA.abspath) / "TectonicDomains_Feb2021_8_NZTM.shp")
-    )
+    with fiona.open(Path(NZGMDB_DATA.abspath) / "nt_domains_kiran.shp") as collection:
+        shapes = list(collection)
 
-    # Read the geonet CMT and event data
-    config = cfg.Config()
-    geonet_cmt_df = pd.read_csv(config.get_value("cmt_url"), dtype={"evid": str})
+    # Read the CMT and event data
+    cmt_df = cmt_data.get_cmt_data()
     event_df = pd.read_csv(event_csv_ffp, dtype={"evid": str})
 
     # Merge in the Reyners Catalogue data for relocations
@@ -493,8 +492,8 @@ def add_tect_domain(
     )
     event_df = merge_reyners_catalogue_on_events(event_df, reyners_catalogue_df)
 
-    # Replace the geonet CMT data on the event data (override the reyners relocations)
-    event_df = replace_cmt_data_on_event(event_df, geonet_cmt_df)
+    # Replace the CMT data on the event data (override the reyners relocations)
+    event_df = replace_cmt_data_on_event(event_df, cmt_df)
 
     # Merge the NZSMDB data
     event_df = merge_NZSMDB_flatfile_on_events(event_df)

diff --git a/nzgmdb/management/data_registry.py b/nzgmdb/management/data_registry.py
@@ -24,6 +24,13 @@
     "TectonicDomains_Feb2021_8_NZTM.shx": "sha256:9ca42e270e5604f4740b3d99ea6a72daa75eaae0e6c6bda3c4e5c86a72369403",
     "TectonicDomains_Feb2021_8_NZTM.dbf": "sha256:534c644c5d4d6a08106752e2fe33894bc820645efa017e0137ef5b8d44e8200c",
     "tectonic_domain_polygon_points.csv": "sha256:a54c30a4e68bb078c6ce9d99bd30f902a9627d57fd39392b403064de61b1f1a4",
+    "nt_domains_kiran.dbf": "sha256:97e86ca9b8ea50ea0d8eec32025513a1ec0026a602a7bae2777999f6ba9f7ac4",
+    "nt_domains_kiran.shp": "sha256:edfa412b9395258a1ca0e9de61070108567b427ca59d309e09c531b462ccd490",
+    "nt_domains_kiran.shx": "sha256:721a99e549961dcc22a342750f8bd9d62946a73dfbf6a1dc4e9ba8a11d578ac0",
+    "hik_focmec.npy": "sha256:3a13e4c31b99b80da9976e2cb38b5f0f69cccf860140bea0598f32f9ed075767",
+    "puy_focmec.npy": "sha256:6493cba83722cdbea24ceafadd192d8b7a9e5160423e0b5fef3357748cf3e66f",
+    "nzfocmecmod.json": "sha256:1612c364b0ddf6251bb4044c3cde1a36b36e672525465e71cf0e4007bc97b446",
+    "slab-faulting2.json": "sha256:debe5e1a082716dd9d3deaad79fc859de7aeaaf4a41e40632f26a6593b020c83",
     "brendon_set.csv": "sha256:a62d8c69f7f7bc6ccf0318a113a152befb35cfb21c56ab4806c58f24f221ce2e",
     "lee_large.csv": "sha256:e4077746552937cd0a48be723b0188d33d4a73c2364716f085c0cd55ab78ec58",
     "lee_small.csv": "sha256:b274bc99fcacb2747623f754b92d594c3b6729cfcfd0d046365ad3c6fba706c1",
@@ -42,6 +49,13 @@
     "TectonicDomains_Feb2021_8_NZTM.dbf": "https://www.dropbox.com/scl/fi/o2z83zbg3yvxq8yqiwkqk/TectonicDomains_Feb2021_8_NZTM.dbf?rlkey=o4imoxtoj8psa3ndvryqrx2qk&st=qvcwp7hj&dl=1",
     "TectonicDomains_Feb2021_8_NZTM.shp": "https://www.dropbox.com/scl/fi/69qwsa48gvtzx056vqirs/TectonicDomains_Feb2021_8_NZTM.shp?rlkey=qjkzra3xu0z9xjkb3dcji4max&st=kfsh8gaw&dl=1",
     "TectonicDomains_Feb2021_8_NZTM.shx": "https://www.dropbox.com/scl/fi/3qyw5v3cw0dzi41d6wnp8/TectonicDomains_Feb2021_8_NZTM.shx?rlkey=ducg84xqhi2ua6ku2qhbiutrg&st=flmk11e0&dl=1",
+    "nt_domains_kiran.dbf": "https://www.dropbox.com/scl/fi/eexo36xpy8zw4m4kqua5i/nt_domains_kiran.dbf?rlkey=79buc3tge8glyerhcv1mvhur0&st=rjozdfq5&dl=1",
+    "nt_domains_kiran.shp": "https://www.dropbox.com/scl/fi/szdddwmefe19wcpgjpmcr/nt_domains_kiran.shp?rlkey=4vfrmtvbh17xezu9bovw94y7m&st=ohbz9bcw&dl=1",
+    "nt_domains_kiran.shx": "https://www.dropbox.com/scl/fi/17vh8bzrr0ahbxx3p49d4/nt_domains_kiran.shx?rlkey=mf5f5ibq0tiju0826anx7i18o&st=8obiawck&dl=1",
+    "hik_focmec.npy": "https://www.dropbox.com/scl/fi/1fn9yy68kacot6zsrhhan/hik_focmec.npy?rlkey=sgr1p2jlr4r4fbxegszzjfbep&st=12uqjyid&dl=1",
+    "puy_focmec.npy": "https://www.dropbox.com/scl/fi/9d0ycs5387lmdw3izkobv/puy_focmec.npy?rlkey=ognpq4lxr3bxxhw5iify8r9lt&st=zbrd62da&dl=1",
+    "nzfocmecmod.json": "https://www.dropbox.com/scl/fi/5zhftxo8uyfzzr6fj5kiz/nzfocmecmod.json?rlkey=a6hs5kgcqeagk4mosrg7akz13&st=o8xxr9v0&dl=1",
+    "slab-faulting2.json": "https://www.dropbox.com/scl/fi/u6o5jiuz9dwh1bl666nxj/slab-faulting2.json?rlkey=q7gzx6j8hmo61ic13co28vftj&st=hjnu7akb&dl=1",
     "2013p543824.srf": "https://www.dropbox.com/scl/fi/013i860bt3os1k80leai5/2013p543824.srf?rlkey=ww3clc60gud4sycwfzmgopvix&st=jpu99tse&dl=1",
     "2013p613797.srf": "https://www.dropbox.com/scl/fi/7wx7glahf8cufo1g7umzc/2013p613797.srf?rlkey=1x9e5yb2nkf5468rs0bogm8ev&st=dut8d2uw&dl=1",
     "2016p661332.srf": "https://www.dropbox.com/scl/fi/pp7s6iqilrdgbrs00wi55/2016p661332.srf?rlkey=bhgcddk3bcdpxoycorlhp2in6&st=b8o2bk4w&dl=1",

diff --git a/pyproject.toml b/pyproject.toml
@@ -50,7 +50,7 @@ ignore = [
 convention = "numpy"
 
 [tool.ruff.lint.isort]
-known-first-party = ["qcore", "oq_wrapper", "IM", "velocity_modelling", "source_modelling"]
+known-first-party = ["qcore", "oq_wrapper", "IM", "velocity_modelling", "source_modelling", "cmt_solutions"]
 
 [tool.ruff.lint.per-file-ignores]
 # Ignore no docstring in __init__.py

diff --git a/requirements.txt b/requirements.txt
@@ -19,3 +19,4 @@ source_modelling>=2025.12.1,
 openquake.engine==3.23.2,
 im-calculation>=2025.12.3,
 velocity-modelling>=2025.12.1
+cmt-solutions @ git+https://github.com/ucgmsim/cmt_solutions.git
diff --git a/wiki/Add-Tectonic-Domain.md b/wiki/Add-Tectonic-Domain.md
@@ -46,11 +46,12 @@ Relocations are applied from the Reyners Catalogue to improve location accuracy:
 - Sets `reloc` field to "reyners" for successfully relocated events
 
 ### 🔹 2. Centroid Moment Tensor (CMT) Solutions
-GeoNet CMT location solutions are applied, which override Reyners relocations when overlapping:
+GeoNet and John Townend CMT location solutions are applied, which override Reyners relocations when overlapping:
 
-**GeoNet CMT Solutions**
+**CMT Solutions**
 
-- Applies Centroid Moment Tensor (CMT) solutions from GeoNet
+- Applies Centroid Moment Tensor (CMT) solutions from GeoNet and John Townend study
+- Overrides previous relocations (including Reyners) when CMT solutions are available
 - Updates source parameters: mag (Mw), lat, lon, depth
 - Sets metadata fields: mag_type="Mw", mag_method="CMT", loc_type="CMT", loc_grid="CMT", reloc="no"
 
@@ -128,7 +129,6 @@ The enhanced earthquake source table contains all original fields plus:
 The step uses several configuration parameters from `config.yaml`:
 
 - **nzsmdb_url**: URL for NZ Strong Motion Database flatfile
-- **cmt_url**: URL for GeoNet CMT solutions
 - **ll_num**: WGS84 coordinate system identifier
 - **nztm_num**: NZTM coordinate system identifier
 

diff --git a/wiki/Calculate-Distances.md b/wiki/Calculate-Distances.md
@@ -190,12 +190,12 @@ The system determines the correct nodal plane through the following hierarchy:
    - Extract nodal plane parameters and SRF points
    - Calculate weighted average of strike, dip, rake based on plane areas
 
-2. **Check Modified CMT Solutions** (Custom review for most likely nodal plane):
+2. **Check Reviewed CMT Solutions** (Custom review for most likely nodal plane):
    - Use predetermined preferred nodal plane
    - Extract strike, dip, rake values
    - Apply CCLD Method A
 
-3. **Check Standard CMT Solutions**: Search GeoNet CMT catalogue:
+3. **Check Standard CMT Solutions**: Search CMT catalogue:
    - Apply CCLD Method C with both nodal planes
 
 4. **Use Domain Default**: For events without CMT solutions:
@@ -244,9 +244,6 @@ Key parameters from `config.yaml` that control distance calculations:
 ### 🔹 Fault Discretisation
 - `points_per_km`: Resolution for SRF point generation (default: typically 2-4 points/km)
 
-### 🔹 External Data Sources
-- `cmt_url`: URL for GeoNet CMT solutions catalogue
-
 ---
 
 ## 📦 Output