diff --git a/floris/simulation/farm.py b/floris/simulation/farm.py
index ffa8b875f..a34c9cd7d 100644
--- a/floris/simulation/farm.py
+++ b/floris/simulation/farm.py
@@ -152,19 +152,6 @@ def check_turbine_type(self) -> None:
                 turbine_map[turbine["turbine_type"]] = turbine
                 full_path = turbine["turbine_type"]
 
-            # Log a warning if the reference air density doesn't exist
-            if "ref_density_cp_ct" not in turbine:
-                self.logger.warning(
-                    f"The value ref_density_cp_ct is not defined in the file {full_path}."
-                    "This value is not the simulated air density but is the density "
-                    "at which the cp/ct curves are defined. In previous versions, this "
-                    "was assumed to be 1.225. Future versions of FLORIS will give an error "
-                    "if this value is not explicitly defined. Currently, this value is "
-                    "being set to the prior default value of 1.225."
-                )
-                turbine['ref_density_cp_ct'] = 1.225
-                turbine_map[turbine["turbine_type"]] = turbine
-
         self.turbine_definitions = [
             copy.deepcopy(turbine_map[el]) if isinstance(el, str)
             else copy.deepcopy(turbine_map[el["turbine_type"]])
diff --git a/floris/tools/floris_interface.py b/floris/tools/floris_interface.py
index 3fe103dbf..856abc1ff 100644
--- a/floris/tools/floris_interface.py
+++ b/floris/tools/floris_interface.py
@@ -214,7 +214,6 @@ def reinitialize(
         # with_resolution: float | None = None,
         solver_settings: dict | None = None,
         time_series: bool = False,
-        layout: tuple[list[float], list[float]] | tuple[NDArrayFloat, NDArrayFloat] | None = None,
         het_map=None,
     ):
         # Export the floris object recursively as a dictionary
@@ -243,13 +242,6 @@ def reinitialize(
             self.het_map = het_map
 
         ## Farm
-        if layout is not None:
-            self.logger.warning(
-                "Use the `layout_x` and `layout_y` parameters in place of `layout` "
-                "because the `layout` parameter will be deprecated in 3.3."
-            )
-            layout_x = layout[0]
-            layout_y = layout[1]
         if layout_x is not None:
             farm_dict["layout_x"] = layout_x
         if layout_y is not None:
@@ -1019,14 +1011,3 @@ def generate_heterogeneous_wind_map(speed_ups, x, y, z=None):
         ]
 
     return [in_region, out_region]
-
-## Functionality removed in v3
-
-def set_rotor_diameter(self, rotor_diameter):
-    """
-    This function has been replaced and no longer works correctly, assigning an error
-    """
-    raise Exception(
-        "FlorinInterface.set_rotor_diameter has been removed in favor of "
-        "FlorinInterface.change_turbine. See examples/change_turbine/."
-    )
diff --git a/floris/tools/uncertainty_interface.py b/floris/tools/uncertainty_interface.py
index 82db14d0e..6268d8108 100644
--- a/floris/tools/uncertainty_interface.py
+++ b/floris/tools/uncertainty_interface.py
@@ -335,7 +335,6 @@ def reinitialize(
         reference_wind_height=None,
         turbulence_intensity=None,
         air_density=None,
-        layout=None,
         layout_x=None,
         layout_y=None,
         turbine_type=None,
@@ -345,14 +344,6 @@ def reinitialize(
         to directly replace a FlorisInterface object with this
         UncertaintyInterface object, this function is required."""
 
-        if layout is not None:
-            self.logger.warning(
-                "Use the `layout_x` and `layout_y` parameters in place of `layout` "
-                "because the `layout` parameter will be deprecated in 3.3."
-            )
-            layout_x = layout[0]
-            layout_y = layout[1]
-
         # Just passes arguments to the floris object
         self.fi.reinitialize(
             wind_speeds=wind_speeds,
diff --git a/floris/turbine_library/x_20MW.yaml b/floris/turbine_library/x_20MW.yaml
index 1af7bf97d..79dcf0476 100644
--- a/floris/turbine_library/x_20MW.yaml
+++ b/floris/turbine_library/x_20MW.yaml
@@ -5,6 +5,7 @@ pP: 1.88
 pT: 1.88
 rotor_diameter: 252.0
 TSR: 8.0
+ref_density_cp_ct: 1.225
 ref_tilt_cp_ct: 5.0
 power_thrust_table:
   power:
diff --git a/tests/farm_unit_test.py b/tests/farm_unit_test.py
index 3ebdd2761..b9ee61bc7 100644
--- a/tests/farm_unit_test.py
+++ b/tests/farm_unit_test.py
@@ -115,19 +115,3 @@ def test_farm_external_library(sample_inputs_fixture: SampleInputs):
     farm_data["turbine_type"] = ["FAKE_TURBINE"] * N_TURBINES
     with pytest.raises(FileNotFoundError):
         Farm.from_dict(farm_data)
-
-
-def test_farm_unique_loading(sample_inputs_fixture: SampleInputs, caplog):
-    # Setup the current location and the logging capture
-    ROOT = Path(__file__).parent
-    caplog.set_level(logging.WARNING)
-
-    # Setup the turbine data
-    turbine = load_yaml(ROOT / "../floris/turbine_library/x_20MW.yaml")
-    farm_data = sample_inputs_fixture.farm
-    farm_data["turbine_type"] = [turbine, turbine, turbine]
-    _ = Farm.from_dict(farm_data)
-
-    # The x_20MW turbine is missing air density, so a warning is logged, make sure this
-    # is only logged once, per the unique turbine checking
-    assert len(caplog.records) == 1