diff --git a/.github/workflows/test_neutrinos.yml b/.github/workflows/test_neutrinos.yml
new file mode 100644
index 0000000000..7ae1c16098
--- /dev/null
+++ b/.github/workflows/test_neutrinos.yml
@@ -0,0 +1,49 @@
+name: test_neutrinos
+
+on: [pull_request]
+jobs:
+  test_rhs:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Get AMReX
+        run: |
+          mkdir external
+          cd external
+          git clone https://github.com/AMReX-Codes/amrex.git
+          cd amrex
+          git checkout development
+          echo 'AMREX_HOME=$(GITHUB_WORKSPACE)/external/amrex' >> $GITHUB_ENV
+          echo $AMREX_HOME
+          if [[ -n "${AMREX_HOME}" ]]; then exit 1; fi
+          cd ../..
+
+      - name: Install dependencies
+        run: |
+          sudo apt-get update -y -qq
+          sudo apt-get -qq -y install curl cmake jq clang g++>=9.3.0
+
+      - name: Build the fextrema tool
+        run: |
+          cd external/amrex/Tools/Plotfile
+          make programs=fextrema -j 2
+
+      - name: Compile
+        run: |
+          cd unit_test/test_neutrino_cooling
+          make realclean
+          make -j 4
+
+      - name: Run test_neutrino_cooling
+        run: |
+          cd unit_test/test_neutrino_cooling
+          ./main3d.gnu.ex inputs
+          ../../external/amrex/Tools/Plotfile/fextrema.gnu.ex test_sneut5 > test.out
+
+      - name: Compare to stored output
+        run: |
+          cd unit_test/test_neutrino_cooling
+          diff test.out ci-benchmarks/test_sneut5.out
diff --git a/unit_test/test_neutrino_cooling/ci-benchmarks/test_sneut5.out b/unit_test/test_neutrino_cooling/ci-benchmarks/test_sneut5.out
new file mode 100644
index 0000000000..c314665d07
--- /dev/null
+++ b/unit_test/test_neutrino_cooling/ci-benchmarks/test_sneut5.out
@@ -0,0 +1,31 @@
+ plotfile = test_sneut5
+ time = 0
+              variables          minimum value          maximum value
+ density                                    10             5000000000
+ temperature                           1000000            10000000000
+ X_hydrogen-1                              0.5                   0.75
+ X_helium-3                                  0         0.026315789474
+ X_helium-4                                  0                   0.25
+ X_carbon-12                                 0         0.026315789474
+ X_nitrogen-14                               0         0.026315789474
+ X_oxygen-16                                 0         0.026315789474
+ X_neon-20                                   0         0.026315789474
+ X_magnesium-24                              0         0.026315789474
+ X_silicon-28                                0         0.026315789474
+ X_sulfur-32                                 0         0.026315789474
+ X_argon-36                                  0         0.026315789474
+ X_calcium-40                                0         0.026315789474
+ X_titanium-44                               0         0.026315789474
+ X_chromium-48                               0         0.026315789474
+ X_chromium-56                               0         0.026315789474
+ X_iron-52                                   0         0.026315789474
+ X_iron-54                                   0         0.026315789474
+ X_iron-56                                   0         0.026315789474
+ X_nickel-56                                 0         0.026315789474
+ X_neutron                                   0         0.026315789474
+ X_proton                                    0         0.026315789474
+ sneut                                       0       3.3206297956e+23
+ dsneutdt                                    0       2.9114557633e+14
+ dsneutda                    -2.0028760264e+16       1.6034657416e+20
+ dsneutdz                     -1.832532276e+20       2.2890025857e+16
+