def _get_limits_ebs(self):
        """
        Return a dict of EBS-related limits only.
        This method should only be used internally by
        :py:meth:~.get_limits`.

        :rtype: dict
        """
        limits = {}
        limits['Provisioned IOPS'] = AwsLimit(
            'Provisioned IOPS',
            self,
            200000,
            self.warning_threshold,
            self.critical_threshold,
            limit_type='AWS::EC2::Volume',
            limit_subtype='io1',
        )
        limits['Provisioned IOPS (SSD) storage (GiB)'] = AwsLimit(
            'Provisioned IOPS (SSD) storage (GiB)',
            self,
            102400,
            self.warning_threshold,
            self.critical_threshold,
            limit_type='AWS::EC2::Volume',
            limit_subtype='io1',
        )
        limits['General Purpose (SSD) volume storage (GiB)'] = AwsLimit(
            'General Purpose (SSD) volume storage (GiB)',
            self,
            102400,
            self.warning_threshold,
            self.critical_threshold,
            limit_type='AWS::EC2::Volume',
            limit_subtype='gp2',
            ta_limit_name='General Purpose SSD (gp2) volume storage (GiB)'
        )
        limits['Magnetic volume storage (GiB)'] = AwsLimit(
            'Magnetic volume storage (GiB)',
            self,
            20480,
            self.warning_threshold,
            self.critical_threshold,
            limit_type='AWS::EC2::Volume',
            limit_subtype='standard',
            ta_limit_name='Magnetic (standard) volume storage (GiB)'
        )
        limits['Throughput Optimized (HDD) volume storage (GiB)'] = AwsLimit(
            'Throughput Optimized (HDD) volume storage (GiB)',
            self,
            307200,
            self.warning_threshold,
            self.critical_threshold,
            limit_type='AWS::EC2::Volume',
            limit_subtype='st1',
        )
        limits['Cold (HDD) volume storage (GiB)'] = AwsLimit(
            'Cold (HDD) volume storage (GiB)',
            self,
            307200,
            self.warning_threshold,
            self.critical_threshold,
            limit_type='AWS::EC2::Volume',
            limit_subtype='sc1',
        )
        limits['Active snapshots'] = AwsLimit(
            'Active snapshots',
            self,
            10000,
            self.warning_threshold,
            self.critical_threshold,
            limit_type='AWS::EC2::VolumeSnapshot',
        )
        limits['Active volumes'] = AwsLimit(
            'Active volumes',
            self,
            5000,
            self.warning_threshold,
            self.critical_threshold,
            limit_type='AWS::EC2::Volume',
        )
        return limits